7133782757656 has 16 divisors (see below), whose sum is σ = 13380624923040. Its totient is φ = 3565616111520.

The previous prime is 7133782757653. The next prime is 7133782757681. The reversal of 7133782757656 is 6567572873317.

It is a super-2 number, since 2×7133782757656² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7133782757591 and 7133782757600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7133782757653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159384640 + ... + 159429391.

It is an arithmetic number, because the mean of its divisors is an integer number (836289057690).

Almost surely, 2^{7133782757656} is an apocalyptic number.

It is an amenable number.

7133782757656 is a deficient number, since it is larger than the sum of its proper divisors (6246842165384).

7133782757656 is a wasteful number, since it uses less digits than its factorization.

7133782757656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318816834 (or 318816830 counting only the distinct ones).

The product of its digits is 311169600, while the sum is 67.

The spelling of 7133782757656 in words is "seven trillion, one hundred thirty-three billion, seven hundred eighty-two million, seven hundred fifty-seven thousand, six hundred fifty-six".