155966796 has 30 divisors (see below), whose sum is σ = 407728860. Its totient is φ = 51988824.

The previous prime is 155966791. The next prime is 155966807. The reversal of 155966796 is 697669551.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (155966791) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 240366 + ... + 241013.

It is an arithmetic number, because the mean of its divisors is an integer number (13590962).

Almost surely, 2^155966796 is an apocalyptic number.

It is an amenable number.

155966796 is an abundant number, since it is smaller than the sum of its proper divisors (251762064).

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

155966796 is a wasteful number, since it uses less digits than its factorization.

155966796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481395 (or 481384 counting only the distinct ones).

The product of its digits is 3061800, while the sum is 54.

The square root of 155966796 is about 12488.6667022545. Note that the first 3 decimals coincide. The cubic root of 155966796 is about 538.2830652953.

The spelling of 155966796 in words is "one hundred fifty-five million, nine hundred sixty-six thousand, seven hundred ninety-six".