3091949400900 has 72 divisors (see below), whose sum is σ = 8959139015904. Its totient is φ = 823312582400.

The previous prime is 3091949400893. The next prime is 3091949400923. The reversal of 3091949400900 is 90049491903.

It is a self number, because there is not a number n which added to its sum of digits gives 3091949400900.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7340121 + ... + 7749920.

It is an arithmetic number, because the mean of its divisors is an integer number (124432486332).

Almost surely, 2^{3091949400900} is an apocalyptic number.

3091949400900 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3091949400900 is an abundant number, since it is smaller than the sum of its proper divisors (5867189615004).

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

3091949400900 is a wasteful number, since it uses less digits than its factorization.

3091949400900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15090741 (or 15090734 counting only the distinct ones).

The product of its (nonzero) digits is 314928, while the sum is 48.

The spelling of 3091949400900 in words is "three trillion, ninety-one billion, nine hundred forty-nine million, four hundred thousand, nine hundred".