672702715051 has 4 divisors (see below), whose sum is σ = 674256301432. Its totient is φ = 671149128672.

The previous prime is 672702715049. The next prime is 672702715079. The reversal of 672702715051 is 150517207276.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 672702715051 - 2¹ = 672702715049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 672702714989 and 672702715007.

It is not an unprimeable number, because it can be changed into a prime (672702713051) 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, 776792541 + ... + 776793406.

It is an arithmetic number, because the mean of its divisors is an integer number (168564075358).

Almost surely, 2^672702715051 is an apocalyptic number.

672702715051 is a deficient number, since it is larger than the sum of its proper divisors (1553586381).

672702715051 is a wasteful number, since it uses less digits than its factorization.

672702715051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1553586380.

The product of its (nonzero) digits is 205800, while the sum is 43.

The spelling of 672702715051 in words is "six hundred seventy-two billion, seven hundred two million, seven hundred fifteen thousand, fifty-one".