672765575210144 has 72 divisors (see below), whose sum is σ = 1457741681615772. Its totient is φ = 305416906629120.

The previous prime is 672765575210119. The next prime is 672765575210159. The reversal of 672765575210144 is 441012575567276.

It can be written as a sum of positive squares in 6 ways, for example, as 42624445987600 + 630141129222544 = 6528740^2 + 25102612^2 .

It is a super-2 number, since 2×672765575210144² (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 11 ways as a sum of consecutive naturals, for example, 1019357969 + ... + 1020017744.

Almost surely, 2^{672765575210144} is an apocalyptic number.

It is an amenable number.

672765575210144 is an abundant number, since it is smaller than the sum of its proper divisors (784976106405628).

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

672765575210144 is a wasteful number, since it uses less digits than its factorization.

672765575210144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2039375810 (or 2039375789 counting only the distinct ones).

The product of its (nonzero) digits is 98784000, while the sum is 62.

The spelling of 672765575210144 in words is "six hundred seventy-two trillion, seven hundred sixty-five billion, five hundred seventy-five million, two hundred ten thousand, one hundred forty-four".