155848360140400 has 30 divisors (see below), whose sum is σ = 374425685238272. Its totient is φ = 62339344056000.

The previous prime is 155848360140377. The next prime is 155848360140409. The reversal of 155848360140400 is 4041063848551.

It is a super-2 number, since 2×155848360140400² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155848360140409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 194810449776 + ... + 194810450575.

Almost surely, 2^{155848360140400} is an apocalyptic number.

155848360140400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

155848360140400 is an abundant number, since it is smaller than the sum of its proper divisors (218577325097872).

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

155848360140400 is a wasteful number, since it uses less digits than its factorization.

155848360140400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389620900369 (or 389620900358 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 49.

The spelling of 155848360140400 in words is "one hundred fifty-five trillion, eight hundred forty-eight billion, three hundred sixty million, one hundred forty thousand, four hundred".