85147157015955 has 24 divisors (see below), whose sum is σ = 147712742912592. Its totient is φ = 45373559408064.

The previous prime is 85147157015941. The next prime is 85147157016007. The reversal of 85147157015955 is 55951075174158.

85147157015955 is a `hidden beast` number, since 8 + 5 + 1 + 4 + 7 + 1 + 570 + 1 + 5 + 9 + 55 = 666.

It is not a de Polignac number, because 85147157015955 - 2⁸ = 85147157015699 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 85147157015892 and 85147157015901.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 796980724 + ... + 797087553.

It is an arithmetic number, because the mean of its divisors is an integer number (6154697621358).

Almost surely, 2^{85147157015955} is an apocalyptic number.

85147157015955 is a deficient number, since it is larger than the sum of its proper divisors (62565585896637).

85147157015955 is a wasteful number, since it uses less digits than its factorization.

85147157015955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1594069475 (or 1594069472 counting only the distinct ones).

The product of its (nonzero) digits is 44100000, while the sum is 63.

The spelling of 85147157015955 in words is "eighty-five trillion, one hundred forty-seven billion, one hundred fifty-seven million, fifteen thousand, nine hundred fifty-five".