164478050016 has 96 divisors (see below), whose sum is σ = 498224982528. Its totient is φ = 46537459200.

The previous prime is 164478049979. The next prime is 164478050027. The reversal of 164478050016 is 610050874461.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 164478050016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1118935 + ... + 1257366.

It is an arithmetic number, because the mean of its divisors is an integer number (5189843568).

Almost surely, 2^164478050016 is an apocalyptic number.

164478050016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

164478050016 is an abundant number, since it is smaller than the sum of its proper divisors (333746932512).

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

164478050016 is a wasteful number, since it uses less digits than its factorization.

164478050016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2376424 (or 2376416 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 42.

The spelling of 164478050016 in words is "one hundred sixty-four billion, four hundred seventy-eight million, fifty thousand, sixteen".