155373672 has 16 divisors (see below), whose sum is σ = 388434240. Its totient is φ = 51791216.

The previous prime is 155373623. The next prime is 155373683. The reversal of 155373672 is 276373551.

It is a self number, because there is not a number n which added to its sum of digits gives 155373672.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3236928 + ... + 3236975.

It is an arithmetic number, because the mean of its divisors is an integer number (24277140).

Almost surely, 2^155373672 is an apocalyptic number.

155373672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

155373672 is an abundant number, since it is smaller than the sum of its proper divisors (233060568).

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

155373672 is a wasteful number, since it uses less digits than its factorization.

155373672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6473912 (or 6473908 counting only the distinct ones).

The product of its digits is 132300, while the sum is 39.

The square root of 155373672 is about 12464.8975928405. The cubic root of 155373672 is about 537.5998553978.

The spelling of 155373672 in words is "one hundred fifty-five million, three hundred seventy-three thousand, six hundred seventy-two".