3656154404 has 18 divisors (see below), whose sum is σ = 7442886150. Its totient is φ = 1566923232.

The previous prime is 3656154373. The next prime is 3656154407. The reversal of 3656154404 is 4044516563.

It can be written as a sum of positive squares in only one way, i.e., 2601204004 + 1054950400 = 51002^2 + 32480^2 .

It is not an unprimeable number, because it can be changed into a prime (3656154407) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9326729 + ... + 9327120.

It is an arithmetic number, because the mean of its divisors is an integer number (413493675).

Almost surely, 2^3656154404 is an apocalyptic number.

It is an amenable number.

3656154404 is an abundant number, since it is smaller than the sum of its proper divisors (3786731746).

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

3656154404 is a wasteful number, since it uses less digits than its factorization.

3656154404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18653867 (or 18653858 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 38.

The square root of 3656154404 is about 60466.1426254396. The cubic root of 3656154404 is about 1540.5466103699.

The spelling of 3656154404 in words is "three billion, six hundred fifty-six million, one hundred fifty-four thousand, four hundred four".