53149592516 has 6 divisors (see below), whose sum is σ = 93011786910. Its totient is φ = 26574796256.

The previous prime is 53149592513. The next prime is 53149592623. The reversal of 53149592516 is 61529594135.

It can be written as a sum of positive squares in only one way, i.e., 46960623616 + 6188968900 = 216704^2 + 78670^2 .

It is not an unprimeable number, because it can be changed into a prime (53149592513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6643699061 + ... + 6643699068.

It is an arithmetic number, because the mean of its divisors is an integer number (15501964485).

Almost surely, 2^53149592516 is an apocalyptic number.

It is an amenable number.

53149592516 is a deficient number, since it is larger than the sum of its proper divisors (39862194394).

53149592516 is a wasteful number, since it uses less digits than its factorization.

53149592516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13287398133 (or 13287398131 counting only the distinct ones).

The product of its digits is 1458000, while the sum is 50.

The spelling of 53149592516 in words is "fifty-three billion, one hundred forty-nine million, five hundred ninety-two thousand, five hundred sixteen".