749040212272 has 20 divisors (see below), whose sum is σ = 1583198630856. Its totient is φ = 340472823680.

The previous prime is 749040212213. The next prime is 749040212299. The reversal of 749040212272 is 272212040947.

It is a super-2 number, since 2×749040212272² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2127954973 + ... + 2127955324.

Almost surely, 2^749040212272 is an apocalyptic number.

It is an amenable number.

749040212272 is an abundant number, since it is smaller than the sum of its proper divisors (834158418584).

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

749040212272 is a wasteful number, since it uses less digits than its factorization.

749040212272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4255910316 (or 4255910310 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 40.

The spelling of 749040212272 in words is "seven hundred forty-nine billion, forty million, two hundred twelve thousand, two hundred seventy-two".