65149494496 has 12 divisors (see below), whose sum is σ = 128263067352. Its totient is φ = 32574747232.

The previous prime is 65149494463. The next prime is 65149494503. The reversal of 65149494496 is 69449494156.

65149494496 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1017960820 + ... + 1017960883.

It is an arithmetic number, because the mean of its divisors is an integer number (10688588946).

Almost surely, 2^65149494496 is an apocalyptic number.

It is an amenable number.

65149494496 is a deficient number, since it is larger than the sum of its proper divisors (63113572856).

65149494496 is a wasteful number, since it uses less digits than its factorization.

65149494496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2035921713 (or 2035921705 counting only the distinct ones).

The product of its digits is 33592320, while the sum is 61.

The spelling of 65149494496 in words is "sixty-five billion, one hundred forty-nine million, four hundred ninety-four thousand, four hundred ninety-six".