49451174421272 has 64 divisors (see below), whose sum is σ = 107000878733280. Its totient is φ = 21222245210112.

The previous prime is 49451174421247. The next prime is 49451174421401. The reversal of 49451174421272 is 27212447115494.

It is a super-2 number, since 2×49451174421272² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

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, 168347963 + ... + 168641450.

Almost surely, 2^{49451174421272} is an apocalyptic number.

It is an amenable number.

49451174421272 is an abundant number, since it is smaller than the sum of its proper divisors (57549704312008).

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

49451174421272 is a wasteful number, since it uses less digits than its factorization.

49451174421272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336989532 (or 336989528 counting only the distinct ones).

The product of its digits is 4515840, while the sum is 53.

The spelling of 49451174421272 in words is "forty-nine trillion, four hundred fifty-one billion, one hundred seventy-four million, four hundred twenty-one thousand, two hundred seventy-two".