465530021723 has 16 divisors (see below), whose sum is σ = 515140434816. Its totient is φ = 417902405760.

The previous prime is 465530021717. The next prime is 465530021771. The reversal of 465530021723 is 327120035564.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-465530021723 is a prime.

It is a super-2 number, since 2×465530021723² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (465530041723) 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, 757733 + ... + 1226873.

It is an arithmetic number, because the mean of its divisors is an integer number (32196277176).

Almost surely, 2^465530021723 is an apocalyptic number.

465530021723 is a deficient number, since it is larger than the sum of its proper divisors (49610413093).

465530021723 is a wasteful number, since it uses less digits than its factorization.

465530021723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471254.

The product of its (nonzero) digits is 151200, while the sum is 38.

The spelling of 465530021723 in words is "four hundred sixty-five billion, five hundred thirty million, twenty-one thousand, seven hundred twenty-three".