672674655726020 has 48 divisors (see below), whose sum is σ = 1439403226329600. Its totient is φ = 263968621877376.

The previous prime is 672674655725983. The next prime is 672674655726061. The reversal of 672674655726020 is 20627556476276.

It is a super-2 number, since 2×672674655726020² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17935352 + ... + 40829231.

It is an arithmetic number, because the mean of its divisors is an integer number (29987567215200).

Almost surely, 2^{672674655726020} is an apocalyptic number.

It is an amenable number.

672674655726020 is an abundant number, since it is smaller than the sum of its proper divisors (766728570603580).

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

672674655726020 is a wasteful number, since it uses less digits than its factorization.

672674655726020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58775444 (or 58775442 counting only the distinct ones).

The product of its (nonzero) digits is 355622400, while the sum is 65.

The spelling of 672674655726020 in words is "six hundred seventy-two trillion, six hundred seventy-four billion, six hundred fifty-five million, seven hundred twenty-six thousand, twenty".