115025217152 has 16 divisors (see below), whose sum is σ = 229151800050. Its totient is φ = 57512608512.

The previous prime is 115025217137. The next prime is 115025217173. The reversal of 115025217152 is 251712520511.

It can be written as a sum of positive squares in only one way, i.e., 112772385856 + 2252831296 = 335816^2 + 47464^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-2 number, since 2×115025217152² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 449317127 + ... + 449317382.

Almost surely, 2^115025217152 is an apocalyptic number.

It is an amenable number.

115025217152 is a deficient number, since it is larger than the sum of its proper divisors (114126582898).

115025217152 is an frugal number, since it uses more digits than its factorization.

115025217152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 898634523 (or 898634511 counting only the distinct ones).

The product of its (nonzero) digits is 7000, while the sum is 32.

Adding to 115025217152 its reverse (251712520511), we get a palindrome (366737737663).

The spelling of 115025217152 in words is "one hundred fifteen billion, twenty-five million, two hundred seventeen thousand, one hundred fifty-two".