672651077 has 12 divisors (see below), whose sum is σ = 816493536. Its totient is φ = 551489400.

The previous prime is 672651073. The next prime is 672651101. The reversal of 672651077 is 770156276.

672651077 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 672651077 - 2² = 672651073 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672651073) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 297299 + ... + 299552.

It is an arithmetic number, because the mean of its divisors is an integer number (68041128).

Almost surely, 2^672651077 is an apocalyptic number.

It is an amenable number.

672651077 is a deficient number, since it is larger than the sum of its proper divisors (143842459).

672651077 is a wasteful number, since it uses less digits than its factorization.

672651077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596888 (or 596881 counting only the distinct ones).

The product of its (nonzero) digits is 123480, while the sum is 41.

The square root of 672651077 is about 25935.5176736459. The cubic root of 672651077 is about 876.1866140692.

The spelling of 672651077 in words is "six hundred seventy-two million, six hundred fifty-one thousand, seventy-seven".