1274722840472 has 32 divisors (see below), whose sum is σ = 2400370750800. Its totient is φ = 634624742400.

The previous prime is 1274722840471. The next prime is 1274722840513. The reversal of 1274722840472 is 2740482274721.

It is a super-2 number, since 2×1274722840472² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1274722840472.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1274722840471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14379179 + ... + 14467557.

Almost surely, 2^{1274722840472} is an apocalyptic number.

It is an amenable number.

1274722840472 is a deficient number, since it is larger than the sum of its proper divisors (1125647910328).

1274722840472 is a wasteful number, since it uses less digits than its factorization.

1274722840472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96107 (or 96103 counting only the distinct ones).

The product of its (nonzero) digits is 2809856, while the sum is 50.

The spelling of 1274722840472 in words is "one trillion, two hundred seventy-four billion, seven hundred twenty-two million, eight hundred forty thousand, four hundred seventy-two".