20148177086 has 8 divisors (see below), whose sum is σ = 30225007440. Its totient is φ = 10073174608.

The previous prime is 20148177067. The next prime is 20148177131. The reversal of 20148177086 is 68077184102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 429071 + ... + 473706.

It is an arithmetic number, because the mean of its divisors is an integer number (3778125930).

Almost surely, 2^20148177086 is an apocalyptic number.

20148177086 is a deficient number, since it is larger than the sum of its proper divisors (10076830354).

20148177086 is a wasteful number, since it uses less digits than its factorization.

20148177086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 913938.

The product of its (nonzero) digits is 150528, while the sum is 44.

The spelling of 20148177086 in words is "twenty billion, one hundred forty-eight million, one hundred seventy-seven thousand, eighty-six".