7543492957764 has 27 divisors (see below), whose sum is σ = 19068315521437. Its totient is φ = 2514492159504.

The previous prime is 7543492957753. The next prime is 7543492957829. The reversal of 7543492957764 is 4677592943457.

The square root of 7543492957764 is 2746542.

It is a perfect power (a square), and thus also a powerful number.

7543492957764 is a `hidden beast` number, since 7 + 5 + 4 + 3 + 49 + 2 + 9 + 577 + 6 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 7315780752900 + 227712204864 = 2704770^2 + 477192^2 .

It is a super-2 number, since 2×7543492957764² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7543492957692 and 7543492957701.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 16250374 + ... + 16708130.

Almost surely, 2^{7543492957764} is an apocalyptic number.

7543492957764 is the 2746542-nd square number.

It is an amenable number.

7543492957764 is an abundant number, since it is smaller than the sum of its proper divisors (11524822563673).

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

7543492957764 is an frugal number, since it uses more digits than its factorization.

7543492957764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 915524 (or 457762 counting only the distinct ones).

The product of its digits is 1600300800, while the sum is 72.

The spelling of 7543492957764 in words is "seven trillion, five hundred forty-three billion, four hundred ninety-two million, nine hundred fifty-seven thousand, seven hundred sixty-four".