155030055802 has 8 divisors (see below), whose sum is σ = 240046538112. Its totient is φ = 75014543100.

The previous prime is 155030055779. The next prime is 155030055881. The reversal of 155030055802 is 208550030551.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1250242324 + ... + 1250242447.

It is an arithmetic number, because the mean of its divisors is an integer number (30005817264).

Almost surely, 2^155030055802 is an apocalyptic number.

155030055802 is a deficient number, since it is larger than the sum of its proper divisors (85016482310).

155030055802 is a wasteful number, since it uses less digits than its factorization.

155030055802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2500484804.

The product of its (nonzero) digits is 30000, while the sum is 34.

The spelling of 155030055802 in words is "one hundred fifty-five billion, thirty million, fifty-five thousand, eight hundred two".