115574457152 has 112 divisors (see below), whose sum is σ = 290622410880. Its totient is φ = 44290713600.

The previous prime is 115574457151. The next prime is 115574457169. The reversal of 115574457152 is 251754475511.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×115574457152² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 115574457097 and 115574457106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115574457151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108374 + ... + 492842.

Almost surely, 2^115574457152 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 115574457152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145311205440).

115574457152 is an abundant number, since it is smaller than the sum of its proper divisors (175047953728).

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

115574457152 is a wasteful number, since it uses less digits than its factorization.

115574457152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384560 (or 384550 counting only the distinct ones).

The product of its digits is 980000, while the sum is 47.

The spelling of 115574457152 in words is "one hundred fifteen billion, five hundred seventy-four million, four hundred fifty-seven thousand, one hundred fifty-two".