117073421972 has 24 divisors (see below), whose sum is σ = 221229932616. Its totient is φ = 53889015168.

The previous prime is 117073421957. The next prime is 117073422001. The reversal of 117073421972 is 279124370711.

It can be written as a sum of positive squares in 4 ways, for example, as 9197960836 + 107875461136 = 95906^2 + 328444^2 .

It is a super-2 number, since 2×117073421972² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2998583 + ... + 3037374.

It is an arithmetic number, because the mean of its divisors is an integer number (9217913859).

Almost surely, 2^117073421972 is an apocalyptic number.

It is an amenable number.

117073421972 is a deficient number, since it is larger than the sum of its proper divisors (104156510644).

117073421972 is a wasteful number, since it uses less digits than its factorization.

117073421972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6036347 (or 6036345 counting only the distinct ones).

The product of its (nonzero) digits is 148176, while the sum is 44.

The spelling of 117073421972 in words is "one hundred seventeen billion, seventy-three million, four hundred twenty-one thousand, nine hundred seventy-two".