155482045100 has 72 divisors (see below), whose sum is σ = 343329900480. Its totient is φ = 61100345920.

The previous prime is 155482045097. The next prime is 155482045153. The reversal of 155482045100 is 1540284551.

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, 10535927 + ... + 10550673.

It is an arithmetic number, because the mean of its divisors is an integer number (4768470840).

Almost surely, 2^155482045100 is an apocalyptic number.

155482045100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 155482045100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (171664950240).

155482045100 is an abundant number, since it is smaller than the sum of its proper divisors (187847855380).

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

155482045100 is a wasteful number, since it uses less digits than its factorization.

155482045100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16607 (or 16600 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 35.

The spelling of 155482045100 in words is "one hundred fifty-five billion, four hundred eighty-two million, forty-five thousand, one hundred".