5656161500 has 48 divisors (see below), whose sum is σ = 13476074976. Its totient is φ = 2056784000.

The previous prime is 5656161487. The next prime is 5656161503. The reversal of 5656161500 is 51616565.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5656161503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 508697 + ... + 519696.

It is an arithmetic number, because the mean of its divisors is an integer number (280751562).

Almost surely, 2^5656161500 is an apocalyptic number.

5656161500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5656161500 is an abundant number, since it is smaller than the sum of its proper divisors (7819913476).

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

5656161500 is a wasteful number, since it uses less digits than its factorization.

5656161500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028423 (or 1028411 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 35.

The square root of 5656161500 is about 75207.4564122468. The cubic root of 5656161500 is about 1781.7246991724.

The spelling of 5656161500 in words is "five billion, six hundred fifty-six million, one hundred sixty-one thousand, five hundred".