623541512466045 has 16 divisors (see below), whose sum is σ = 1108518244384320. Its totient is φ = 332555473315152.

The previous prime is 623541512466029. The next prime is 623541512466073. The reversal of 623541512466045 is 540664215145326.

623541512466045 is a `hidden beast` number, since 6 + 2 + 3 + 5 + 4 + 1 + 5 + 1 + 24 + 6 + 604 + 5 = 666.

It is not a de Polignac number, because 623541512466045 - 2⁴ = 623541512466029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 623541512465982 and 623541512466000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2309413008999 + ... + 2309413009268.

It is an arithmetic number, because the mean of its divisors is an integer number (69282390274020).

Almost surely, 2^{623541512466045} is an apocalyptic number.

It is an amenable number.

623541512466045 is a deficient number, since it is larger than the sum of its proper divisors (484976731918275).

623541512466045 is a wasteful number, since it uses less digits than its factorization.

623541512466045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4618826018281 (or 4618826018275 counting only the distinct ones).

The product of its (nonzero) digits is 20736000, while the sum is 54.

The spelling of 623541512466045 in words is "six hundred twenty-three trillion, five hundred forty-one billion, five hundred twelve million, four hundred sixty-six thousand, forty-five".