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85026008418 = 23131090077031
BaseRepresentation
bin100111100101111110…
…0011110110101100010
322010110121102202101220
41033023330132311202
52343113124232133
6103021014235510
76100011101241
oct1171374366542
9263417382356
1085026008418
1133071a6864a
121458b055b96
13803049b8b0
14418848a958
1523298615b3
hex13cbf1ed62

85026008418 has 16 divisors (see below), whose sum is σ = 183132941376. Its totient is φ = 26161848720.

The previous prime is 85026008413. The next prime is 85026008429. The reversal of 85026008418 is 81480062058.

It is a super-4 number, since 4×850260084184 (a number of 45 digits) contains 4444 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 85026008418.

It is not an unprimeable number, because it can be changed into a prime (85026008413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 545038438 + ... + 545038593.

It is an arithmetic number, because the mean of its divisors is an integer number (11445808836).

Almost surely, 285026008418 is an apocalyptic number.

85026008418 is an abundant number, since it is smaller than the sum of its proper divisors (98106932958).

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

85026008418 is a wasteful number, since it uses less digits than its factorization.

85026008418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1090077049.

The product of its (nonzero) digits is 122880, while the sum is 42.

The spelling of 85026008418 in words is "eighty-five billion, twenty-six million, eight thousand, four hundred eighteen".

Divisors: 1 2 3 6 13 26 39 78 1090077031 2180154062 3270231093 6540462186 14171001403 28342002806 42513004209 85026008418