65454053488 has 20 divisors (see below), whose sum is σ = 127217292840. Its totient is φ = 32623784384.

The previous prime is 65454053479. The next prime is 65454053507. The reversal of 65454053488 is 88435045456.

It is a super-2 number, since 2×65454053488² (a number of 22 digits) contains 22 as substring.

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, 6447418 + ... + 6457561.

It is an arithmetic number, because the mean of its divisors is an integer number (6360864642).

Almost surely, 2^65454053488 is an apocalyptic number.

It is an amenable number.

65454053488 is a deficient number, since it is larger than the sum of its proper divisors (61763239352).

65454053488 is a wasteful number, since it uses less digits than its factorization.

65454053488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12905304 (or 12905298 counting only the distinct ones).

The product of its (nonzero) digits is 9216000, while the sum is 52.

The spelling of 65454053488 in words is "sixty-five billion, four hundred fifty-four million, fifty-three thousand, four hundred eighty-eight".