102153461640 has 64 divisors (see below), whose sum is σ = 317027995200. Its totient is φ = 26301580032.

The previous prime is 102153461581. The next prime is 102153461651. The reversal of 102153461640 is 46164351201.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14673742 + ... + 14680701.

It is an arithmetic number, because the mean of its divisors is an integer number (4953562425).

Almost surely, 2^102153461640 is an apocalyptic number.

102153461640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102153461640 is an abundant number, since it is smaller than the sum of its proper divisors (214874533560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102153461640 is a wasteful number, since it uses less digits than its factorization.

102153461640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29354486 (or 29354482 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 102153461640 in words is "one hundred two billion, one hundred fifty-three million, four hundred sixty-one thousand, six hundred forty".