5331383720465 has 32 divisors (see below), whose sum is σ = 7303094203392. Its totient is φ = 3700892160000.

The previous prime is 5331383720459. The next prime is 5331383720489. The reversal of 5331383720465 is 5640273831335.

It is not a de Polignac number, because 5331383720465 - 2¹² = 5331383716369 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21292736 + ... + 21541665.

It is an arithmetic number, because the mean of its divisors is an integer number (228221693856).

Almost surely, 2^{5331383720465} is an apocalyptic number.

5331383720465 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5331383720465 is a deficient number, since it is larger than the sum of its proper divisors (1971710482927).

5331383720465 is a wasteful number, since it uses less digits than its factorization.

5331383720465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42834521.

The product of its (nonzero) digits is 5443200, while the sum is 50.

The spelling of 5331383720465 in words is "five trillion, three hundred thirty-one billion, three hundred eighty-three million, seven hundred twenty thousand, four hundred sixty-five".