155655950 has 24 divisors (see below), whose sum is σ = 302110128. Its totient is φ = 59554880.

The previous prime is 155655949. The next prime is 155655971. The reversal of 155655950 is 59556551.

155655950 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 155655898 and 155655907.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66527 + ... + 68826.

It is an arithmetic number, because the mean of its divisors is an integer number (12587922).

Almost surely, 2^155655950 is an apocalyptic number.

155655950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

155655950 is a deficient number, since it is larger than the sum of its proper divisors (146454178).

155655950 is a wasteful number, since it uses less digits than its factorization.

155655950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135388 (or 135383 counting only the distinct ones).

The product of its (nonzero) digits is 168750, while the sum is 41.

The square root of 155655950 is about 12476.2153716582. The cubic root of 155655950 is about 537.9252232736.

The spelling of 155655950 in words is "one hundred fifty-five million, six hundred fifty-five thousand, nine hundred fifty".