672552377 has 4 divisors (see below), whose sum is σ = 768631296. Its totient is φ = 576473460.

The previous prime is 672552343. The next prime is 672552421. The reversal of 672552377 is 773255276.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 672552377 - 2¹⁸ = 672290233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (672557377) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48039449 + ... + 48039462.

It is an arithmetic number, because the mean of its divisors is an integer number (192157824).

Almost surely, 2^672552377 is an apocalyptic number.

It is an amenable number.

672552377 is a deficient number, since it is larger than the sum of its proper divisors (96078919).

672552377 is an equidigital number, since it uses as much as digits as its factorization.

672552377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96078918.

The product of its digits is 617400, while the sum is 44.

The square root of 672552377 is about 25933.6148078127. The cubic root of 672552377 is about 876.1437568574.

The spelling of 672552377 in words is "six hundred seventy-two million, five hundred fifty-two thousand, three hundred seventy-seven".