155035379995 has 64 divisors (see below), whose sum is σ = 203065574400. Its totient is φ = 113194024960.

The previous prime is 155035379987. The next prime is 155035380013. The reversal of 155035379995 is 599973530551.

It is not a de Polignac number, because 155035379995 - 2³ = 155035379987 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 166883691 + ... + 166884619.

It is an arithmetic number, because the mean of its divisors is an integer number (3172899600).

Almost surely, 2^155035379995 is an apocalyptic number.

155035379995 is a deficient number, since it is larger than the sum of its proper divisors (48030194405).

155035379995 is a wasteful number, since it uses less digits than its factorization.

155035379995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1428.

The product of its (nonzero) digits is 28704375, while the sum is 61.

The spelling of 155035379995 in words is "one hundred fifty-five billion, thirty-five million, three hundred seventy-nine thousand, nine hundred ninety-five".