672363732523 has 6 divisors (see below), whose sum is σ = 782137403196. Its totient is φ = 576311770692.

The previous prime is 672363732499. The next prime is 672363732571. The reversal of 672363732523 is 325237363276.

It is not a de Polignac number, because 672363732523 - 2¹⁷ = 672363601451 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49), and also a Moran number because the ratio is a prime number: 13721708827 = 672363732523 / (6 + 7 + 2 + 3 + 6 + 3 + 7 + 3 + 2 + 5 + 2 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (672363730523) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6860854365 + ... + 6860854462.

It is an arithmetic number, because the mean of its divisors is an integer number (130356233866).

Almost surely, 2^672363732523 is an apocalyptic number.

672363732523 is a deficient number, since it is larger than the sum of its proper divisors (109773670673).

672363732523 is a wasteful number, since it uses less digits than its factorization.

672363732523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13721708841 (or 13721708834 counting only the distinct ones).

The product of its digits is 5715360, while the sum is 49.

The spelling of 672363732523 in words is "six hundred seventy-two billion, three hundred sixty-three million, seven hundred thirty-two thousand, five hundred twenty-three".