155244323400 has 96 divisors (see below), whose sum is σ = 496781894400. Its totient is φ = 40063046400.

The previous prime is 155244323387. The next prime is 155244323419. The reversal of 155244323400 is 4323442551.

155244323400 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4154635 + ... + 4191834.

It is an arithmetic number, because the mean of its divisors is an integer number (5174811400).

Almost surely, 2^155244323400 is an apocalyptic number.

155244323400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

155244323400 is an abundant number, since it is smaller than the sum of its proper divisors (341537571000).

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

155244323400 is a wasteful number, since it uses less digits than its factorization.

155244323400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8346519 (or 8346510 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 155244323400 its reverse (4323442551), we get a palindrome (159567765951).

The spelling of 155244323400 in words is "one hundred fifty-five billion, two hundred forty-four million, three hundred twenty-three thousand, four hundred".