155550116000 has 48 divisors (see below), whose sum is σ = 382186644840. Its totient is φ = 62220044800.

The previous prime is 155550115967. The next prime is 155550116017. The reversal of 155550116000 is 611055551.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 64753963024 + 90796152976 = 254468^2 + 301324^2 .

It is a super-2 number, since 2×155550116000² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19439765 + ... + 19447764.

Almost surely, 2^155550116000 is an apocalyptic number.

155550116000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

155550116000 is an abundant number, since it is smaller than the sum of its proper divisors (226636528840).

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

155550116000 is an equidigital number, since it uses as much as digits as its factorization.

155550116000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38887554 (or 38887536 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 29.

The spelling of 155550116000 in words is "one hundred fifty-five billion, five hundred fifty million, one hundred sixteen thousand".