155878802 has 16 divisors (see below), whose sum is σ = 240976512. Its totient is φ = 75576480.

The previous prime is 155878787. The next prime is 155878813. The reversal of 155878802 is 208878551.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8003 + ... + 19385.

It is an arithmetic number, because the mean of its divisors is an integer number (15061032).

Almost surely, 2^155878802 is an apocalyptic number.

155878802 is a deficient number, since it is larger than the sum of its proper divisors (85097710).

155878802 is a wasteful number, since it uses less digits than its factorization.

155878802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11593.

The product of its (nonzero) digits is 179200, while the sum is 44.

The square root of 155878802 is about 12485.1432510805. The cubic root of 155878802 is about 538.1818159873.

It can be divided in two parts, 15587 and 8802, that added together give a cube (24389 = 29³).

The spelling of 155878802 in words is "one hundred fifty-five million, eight hundred seventy-eight thousand, eight hundred two".