49431767391232 has 44 divisors (see below), whose sum is σ = 98822398529736. Its totient is φ = 24714098585600.

The previous prime is 49431767391173. The next prime is 49431767391233. The reversal of 49431767391232 is 23219376713494.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49431767391233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12498303 + ... + 15970945.

Almost surely, 2^{49431767391232} is an apocalyptic number.

It is an amenable number.

49431767391232 is a deficient number, since it is larger than the sum of its proper divisors (49390631138504).

49431767391232 is a wasteful number, since it uses less digits than its factorization.

49431767391232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3486564 (or 3486546 counting only the distinct ones).

The product of its digits is 41150592, while the sum is 61.

The spelling of 49431767391232 in words is "forty-nine trillion, four hundred thirty-one billion, seven hundred sixty-seven million, three hundred ninety-one thousand, two hundred thirty-two".