6553136460 has 48 divisors (see below), whose sum is σ = 19760229216. Its totient is φ = 1613079552.

The previous prime is 6553136449. The next prime is 6553136497. The reversal of 6553136460 is 646313556.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (39).

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, 4199949 + ... + 4201508.

It is an arithmetic number, because the mean of its divisors is an integer number (411671442).

Almost surely, 2^6553136460 is an apocalyptic number.

6553136460 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6553136460 is an abundant number, since it is smaller than the sum of its proper divisors (13207092756).

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

6553136460 is a wasteful number, since it uses less digits than its factorization.

6553136460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8401482 (or 8401480 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 39.

The square root of 6553136460 is about 80951.4450766631. The cubic root of 6553136460 is about 1871.3272303488.

The spelling of 6553136460 in words is "six billion, five hundred fifty-three million, one hundred thirty-six thousand, four hundred sixty".