672689305035 has 384 divisors, whose sum is σ = 1431082598400. Its totient is φ = 299649093120.

The previous prime is 672689305021. The next prime is 672689305037. The reversal of 672689305035 is 530503986276.

It is a happy number.

672689305035 is a `hidden beast` number, since 6 + 7 + 26 + 89 + 30 + 503 + 5 = 666.

It is not a de Polignac number, because 672689305035 - 2⁵ = 672689305003 is a prime.

It is a super-2 number, since 2×672689305035² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (672689305037) by changing a digit.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 1873786186 + ... + 1873786544.

It is an arithmetic number, because the mean of its divisors is an integer number (3726777600).

Almost surely, 2^672689305035 is an apocalyptic number.

672689305035 is an abundant number, since it is smaller than the sum of its proper divisors (758393293365).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

672689305035 is a wasteful number, since it uses less digits than its factorization.

672689305035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613 (or 601 counting only the distinct ones).

The product of its (nonzero) digits is 8164800, while the sum is 54.

The spelling of 672689305035 in words is "six hundred seventy-two billion, six hundred eighty-nine million, three hundred five thousand, thirty-five".