623796545 has 8 divisors (see below), whose sum is σ = 748972224. Its totient is φ = 498759664.

The previous prime is 623796541. The next prime is 623796577. The reversal of 623796545 is 545697326.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 623796545 - 2² = 623796541 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 623796545.

It is not an unprimeable number, because it can be changed into a prime (623796541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24539 + ... + 43008.

It is an arithmetic number, because the mean of its divisors is an integer number (93621528).

Almost surely, 2^623796545 is an apocalyptic number.

It is an amenable number.

623796545 is a deficient number, since it is larger than the sum of its proper divisors (125175679).

623796545 is a wasteful number, since it uses less digits than its factorization.

623796545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69399.

The product of its digits is 1360800, while the sum is 47.

The square root of 623796545 is about 24975.9193024001. The cubic root of 623796545 is about 854.4388529777.

The spelling of 623796545 in words is "six hundred twenty-three million, seven hundred ninety-six thousand, five hundred forty-five".