115342259440 has 40 divisors (see below), whose sum is σ = 274711511088. Its totient is φ = 45011612160.

The previous prime is 115342259419. The next prime is 115342259441. The reversal of 115342259440 is 44952243511.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×115342259440² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 115342259393 and 115342259402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115342259441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17579382 + ... + 17585941.

Almost surely, 2^115342259440 is an apocalyptic number.

115342259440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115342259440 is an abundant number, since it is smaller than the sum of its proper divisors (159369251648).

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

115342259440 is a wasteful number, since it uses less digits than its factorization.

115342259440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35165377 (or 35165371 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 115342259440 in words is "one hundred fifteen billion, three hundred forty-two million, two hundred fifty-nine thousand, four hundred forty".