5465721590 has 16 divisors (see below), whose sum is σ = 11243770272. Its totient is φ = 1873961664.

The previous prime is 5465721589. The next prime is 5465721601. The reversal of 5465721590 is 951275645.

It is a happy number.

It is a super-2 number, since 2×5465721590² = 59748224998784256200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39040799 + ... + 39040938.

It is an arithmetic number, because the mean of its divisors is an integer number (702735642).

Almost surely, 2^5465721590 is an apocalyptic number.

5465721590 is an abundant number, since it is smaller than the sum of its proper divisors (5778048682).

5465721590 is a wasteful number, since it uses less digits than its factorization.

5465721590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78081751.

The product of its (nonzero) digits is 378000, while the sum is 44.

The square root of 5465721590 is about 73930.5186644866. The cubic root of 5465721590 is about 1761.4994098630.

The spelling of 5465721590 in words is "five billion, four hundred sixty-five million, seven hundred twenty-one thousand, five hundred ninety".