15448994996 has 12 divisors (see below), whose sum is σ = 27695149860. Its totient is φ = 7536095040.

The previous prime is 15448994983. The next prime is 15448995013. The reversal of 15448994996 is 69949984451.

It can be written as a sum of positive squares in 2 ways, for example, as 1044194596 + 14404800400 = 32314^2 + 120020^2 .

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, 47100431 + ... + 47100758.

It is an arithmetic number, because the mean of its divisors is an integer number (2307929155).

Almost surely, 2^15448994996 is an apocalyptic number.

It is an amenable number.

15448994996 is a deficient number, since it is larger than the sum of its proper divisors (12246154864).

15448994996 is a wasteful number, since it uses less digits than its factorization.

15448994996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94201234 (or 94201232 counting only the distinct ones).

The product of its digits is 100776960, while the sum is 68.

The spelling of 15448994996 in words is "fifteen billion, four hundred forty-eight million, nine hundred ninety-four thousand, nine hundred ninety-six".