752540130532 has 6 divisors (see below), whose sum is σ = 1316945228438. Its totient is φ = 376270065264.

The previous prime is 752540130521. The next prime is 752540130541. The reversal of 752540130532 is 235031045257.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 419779593216 + 332760537316 = 647904^2 + 576854^2 .

It is a super-2 number, since 2×752540130532² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 752540130491 and 752540130500.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94067516313 + ... + 94067516320.

Almost surely, 2^752540130532 is an apocalyptic number.

It is an amenable number.

752540130532 is a deficient number, since it is larger than the sum of its proper divisors (564405097906).

752540130532 is a wasteful number, since it uses less digits than its factorization.

752540130532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188135032637 (or 188135032635 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 37.

Adding to 752540130532 its reverse (235031045257), we get a palindrome (987571175789).

The spelling of 752540130532 in words is "seven hundred fifty-two billion, five hundred forty million, one hundred thirty thousand, five hundred thirty-two".