155072016 has 80 divisors (see below), whose sum is σ = 485593920. Its totient is φ = 46990080.

The previous prime is 155071999. The next prime is 155072033. The reversal of 155072016 is 610270551.

It is an interprime number because it is at equal distance from previous prime (155071999) and next prime (155072033).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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, 11565 + ... + 21068.

It is an arithmetic number, because the mean of its divisors is an integer number (6069924).

Almost surely, 2^155072016 is an apocalyptic number.

155072016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

155072016 is an abundant number, since it is smaller than the sum of its proper divisors (330521904).

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

155072016 is a wasteful number, since it uses less digits than its factorization.

155072016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32661 (or 32649 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The square root of 155072016 is about 12452.7914942795. The cubic root of 155072016 is about 537.2517155796.

The spelling of 155072016 in words is "one hundred fifty-five million, seventy-two thousand, sixteen".