111097951513264 has 120 divisors (see below), whose sum is σ = 226245783422960. Its totient is φ = 52844588020224.

The previous prime is 111097951513247. The next prime is 111097951513267. The reversal of 111097951513264 is 462315159790111.

It is a happy number.

It is a super-3 number, since 3×111097951513264³ (a number of 43 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (111097951513267) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1282413502 + ... + 1282500130.

Almost surely, 2^{111097951513264} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111097951513264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113122891711480).

111097951513264 is an abundant number, since it is smaller than the sum of its proper divisors (115147831909696).

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

111097951513264 is a wasteful number, since it uses less digits than its factorization.

111097951513264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87507 (or 87478 counting only the distinct ones).

The product of its (nonzero) digits is 2041200, while the sum is 55.

The spelling of 111097951513264 in words is "one hundred eleven trillion, ninety-seven billion, nine hundred fifty-one million, five hundred thirteen thousand, two hundred sixty-four".