117285261038 has 24 divisors (see below), whose sum is σ = 194455666440. Its totient is φ = 53013633200.

The previous prime is 117285261007. The next prime is 117285261053. The reversal of 117285261038 is 830162582711.

It is a self number, because there is not a number n which added to its sum of digits gives 117285261038.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1310453 + ... + 1397088.

It is an arithmetic number, because the mean of its divisors is an integer number (8102319435).

Almost surely, 2^117285261038 is an apocalyptic number.

117285261038 is a deficient number, since it is larger than the sum of its proper divisors (77170405402).

117285261038 is a wasteful number, since it uses less digits than its factorization.

117285261038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2707744 (or 2707733 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 44.

The spelling of 117285261038 in words is "one hundred seventeen billion, two hundred eighty-five million, two hundred sixty-one thousand, thirty-eight".