5404370621 has 16 divisors (see below), whose sum is σ = 6242019840. Its totient is φ = 4636906560.

The previous prime is 5404370611. The next prime is 5404370639. The reversal of 5404370621 is 1260734045.

It is not a de Polignac number, because 5404370621 - 2¹⁴ = 5404354237 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5404370611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193325 + ... + 219506.

It is an arithmetic number, because the mean of its divisors is an integer number (390126240).

Almost surely, 2^5404370621 is an apocalyptic number.

It is an amenable number.

5404370621 is a deficient number, since it is larger than the sum of its proper divisors (837649219).

5404370621 is a wasteful number, since it uses less digits than its factorization.

5404370621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412916.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 5404370621 is about 73514.4245777657. The cubic root of 5404370621 is about 1754.8838402243.

The spelling of 5404370621 in words is "five billion, four hundred four million, three hundred seventy thousand, six hundred twenty-one".