1015478180164 has 24 divisors (see below), whose sum is σ = 2032515110528. Its totient is φ = 434870916480.

The previous prime is 1015478180147. The next prime is 1015478180173. The reversal of 1015478180164 is 4610818745101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13880277 + ... + 13953244.

Almost surely, 2^{1015478180164} is an apocalyptic number.

1015478180164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1015478180164 is an abundant number, since it is smaller than the sum of its proper divisors (1017036930364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1015478180164 is a wasteful number, since it uses less digits than its factorization.

1015478180164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27834835 (or 27834833 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 46.

The spelling of 1015478180164 in words is "one trillion, fifteen billion, four hundred seventy-eight million, one hundred eighty thousand, one hundred sixty-four".