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12795989272624 = 2431137188309237
BaseRepresentation
bin1011101000110100110001…
…1001010010100000110000
31200022021200111022210010201
42322031030121102200300
53134122141223210444
643114221334404544
72460323354131555
oct272151431224060
950267614283121
1012795989272624
114093826398778
121527b46b00754
1371a86c75cb9c
143234873daa2c
15172cbe06ddd4
hexba34c652830

12795989272624 has 40 divisors (see below), whose sum is σ = 25778781445248. Its totient is φ = 6146413463040.

The previous prime is 12795989272621. The next prime is 12795989272657. The reversal of 12795989272624 is 42627298959721.

It is not an unprimeable number, because it can be changed into a prime (12795989272621) 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, 94086667 + ... + 94222570.

Almost surely, 212795989272624 is an apocalyptic number.

It is an amenable number.

12795989272624 is an abundant number, since it is smaller than the sum of its proper divisors (12982792172624).

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

12795989272624 is a wasteful number, since it uses less digits than its factorization.

12795989272624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188309413 (or 188309407 counting only the distinct ones).

The product of its digits is 548674560, while the sum is 73.

The spelling of 12795989272624 in words is "twelve trillion, seven hundred ninety-five billion, nine hundred eighty-nine million, two hundred seventy-two thousand, six hundred twenty-four".

Divisors: 1 2 4 8 16 31 62 124 137 248 274 496 548 1096 2192 4247 8494 16988 33976 67952 188309237 376618474 753236948 1506473896 3012947792 5837586347 11675172694 23350345388 25798365469 46700690776 51596730938 93401381552 103193461876 206386923752 412773847504 799749329539 1599498659078 3198997318156 6397994636312 12795989272624