7240074656120 has 32 divisors (see below), whose sum is σ = 16297126823520. Its totient is φ = 2894792734080.

The previous prime is 7240074656077. The next prime is 7240074656137. The reversal of 7240074656120 is 216564700427.

It is a happy number.

It is a super-2 number, since 2×7240074656120² (a number of 27 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 7 ways as a sum of consecutive naturals, for example, 38565452 + ... + 38752731.

It is an arithmetic number, because the mean of its divisors is an integer number (509285213235).

Almost surely, 2^{7240074656120} is an apocalyptic number.

It is an amenable number.

7240074656120 is an abundant number, since it is smaller than the sum of its proper divisors (9057052167400).

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

7240074656120 is a wasteful number, since it uses less digits than its factorization.

7240074656120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77320535 (or 77320531 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 44.

The spelling of 7240074656120 in words is "seven trillion, two hundred forty billion, seventy-four million, six hundred fifty-six thousand, one hundred twenty".