155482200080 has 80 divisors (see below), whose sum is σ = 363856597104. Its totient is φ = 61787473920.

The previous prime is 155482200061. The next prime is 155482200109. The reversal of 155482200080 is 80002284551.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 16871931664 + 138610268416 = 129892^2 + 372304^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 155482200080.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16169354 + ... + 16178966.

Almost surely, 2^155482200080 is an apocalyptic number.

155482200080 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 155482200080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181928298552).

155482200080 is an abundant number, since it is smaller than the sum of its proper divisors (208374397024).

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

155482200080 is a wasteful number, since it uses less digits than its factorization.

155482200080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10924 (or 10918 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 35.

The spelling of 155482200080 in words is "one hundred fifty-five billion, four hundred eighty-two million, two hundred thousand, eighty".