1949484931164 has 54 divisors (see below), whose sum is σ = 5103650664840. Its totient is φ = 627420427872.

The previous prime is 1949484931127. The next prime is 1949484931189. The reversal of 1949484931164 is 4611394849491.

1949484931164 is a `hidden beast` number, since 1 + 9 + 4 + 9 + 484 + 93 + 1 + 1 + 64 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 32164944 + ... + 32225495.

Almost surely, 2^{1949484931164} is an apocalyptic number.

It is an amenable number.

1949484931164 is an abundant number, since it is smaller than the sum of its proper divisors (3154165733676).

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

1949484931164 is a wasteful number, since it uses less digits than its factorization.

1949484931164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64390507 (or 64390473 counting only the distinct ones).

The product of its digits is 26873856, while the sum is 63.

The spelling of 1949484931164 in words is "one trillion, nine hundred forty-nine billion, four hundred eighty-four million, nine hundred thirty-one thousand, one hundred sixty-four".