5654637620 has 12 divisors (see below), whose sum is σ = 11874739044. Its totient is φ = 2261855040.

The previous prime is 5654637619. The next prime is 5654637629. The reversal of 5654637620 is 267364565.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1829957284 + 3824680336 = 42778^2 + 61844^2 .

It is a super-2 number, since 2×5654637620² = 63949853227038528800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5654637629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141365921 + ... + 141365960.

It is an arithmetic number, because the mean of its divisors is an integer number (989561587).

Almost surely, 2^5654637620 is an apocalyptic number.

It is an amenable number.

5654637620 is an abundant number, since it is smaller than the sum of its proper divisors (6220101424).

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

5654637620 is a wasteful number, since it uses less digits than its factorization.

5654637620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282731890 (or 282731888 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 44.

The square root of 5654637620 is about 75197.3245534707. The cubic root of 5654637620 is about 1781.5646743625.

The spelling of 5654637620 in words is "five billion, six hundred fifty-four million, six hundred thirty-seven thousand, six hundred twenty".