7274545749656 has 16 divisors (see below), whose sum is σ = 13639803470640. Its totient is φ = 3637264824160.

The previous prime is 7274545749629. The next prime is 7274545749661. The reversal of 7274545749656 is 6569475454727.

It is a self number, because there is not a number n which added to its sum of digits gives 7274545749656.

It is a congruent number.

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, 4814390 + ... + 6142266.

It is an arithmetic number, because the mean of its divisors is an integer number (852487716915).

Almost surely, 2^{7274545749656} is an apocalyptic number.

It is an amenable number.

7274545749656 is a deficient number, since it is larger than the sum of its proper divisors (6365257720984).

7274545749656 is a wasteful number, since it uses less digits than its factorization.

7274545749656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2012674 (or 2012670 counting only the distinct ones).

The product of its digits is 1778112000, while the sum is 71.

The spelling of 7274545749656 in words is "seven trillion, two hundred seventy-four billion, five hundred forty-five million, seven hundred forty-nine thousand, six hundred fifty-six".