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12872851374 = 23371013831499
BaseRepresentation
bin10111111110100100…
…00001111110101110
31020020010112121100010
423333102001332232
5202330422220444
65525205514050
7634000300635
oct137722017656
936203477303
1012872851374
115506430849
1225b3112926
1312a1c44026
148a190c51c
155051d82b9
hex2ff481fae

12872851374 has 64 divisors (see below), whose sum is σ = 26790912000. Its totient is φ = 4120099200.

The previous prime is 12872851373. The next prime is 12872851399. The reversal of 12872851374 is 47315827821.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12872851373) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8586877 + ... + 8588375.

It is an arithmetic number, because the mean of its divisors is an integer number (418608000).

Almost surely, 212872851374 is an apocalyptic number.

12872851374 is an abundant number, since it is smaller than the sum of its proper divisors (13918060626).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12872851374 is a wasteful number, since it uses less digits than its factorization.

12872851374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2025.

The product of its digits is 752640, while the sum is 48.

The spelling of 12872851374 in words is "twelve billion, eight hundred seventy-two million, eight hundred fifty-one thousand, three hundred seventy-four".

Divisors: 1 2 3 6 37 74 101 111 202 222 303 383 606 766 1149 1499 2298 2998 3737 4497 7474 8994 11211 14171 22422 28342 38683 42513 55463 77366 85026 110926 116049 151399 166389 232098 302798 332778 454197 574117 908394 1148234 1431271 1722351 2862542 3444702 4293813 5601763 8587626 11203526 16805289 21242329 33610578 42484658 57985817 63726987 115971634 127453974 173957451 347914902 2145475229 4290950458 6436425687 12872851374