84632470155 has 48 divisors (see below), whose sum is σ = 148721474304. Its totient is φ = 44517913920.

The previous prime is 84632470129. The next prime is 84632470187. The reversal of 84632470155 is 55107423648.

84632470155 is a `hidden beast` number, since 8 + 4 + 632 + 4 + 7 + 0 + 1 + 5 + 5 = 666.

It is not a de Polignac number, because 84632470155 - 2¹² = 84632466059 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 84632470155.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1054290 + ... + 1131720.

It is an arithmetic number, because the mean of its divisors is an integer number (3098364048).

Almost surely, 2^84632470155 is an apocalyptic number.

84632470155 is a deficient number, since it is larger than the sum of its proper divisors (64089004149).

84632470155 is a wasteful number, since it uses less digits than its factorization.

84632470155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77776 (or 77773 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 45.

The spelling of 84632470155 in words is "eighty-four billion, six hundred thirty-two million, four hundred seventy thousand, one hundred fifty-five".