1240253115532 has 48 divisors (see below), whose sum is σ = 2184288321600. Its totient is φ = 616187319552.

The previous prime is 1240253115529. The next prime is 1240253115551. The reversal of 1240253115532 is 2355113520421.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 800679094 + ... + 800680642.

It is an arithmetic number, because the mean of its divisors is an integer number (45506006700).

Almost surely, 2^{1240253115532} is an apocalyptic number.

It is an amenable number.

1240253115532 is a deficient number, since it is larger than the sum of its proper divisors (944035206068).

1240253115532 is a wasteful number, since it uses less digits than its factorization.

1240253115532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3490 (or 3488 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 34.

Adding to 1240253115532 its reverse (2355113520421), we get a palindrome (3595366635953).

The spelling of 1240253115532 in words is "one trillion, two hundred forty billion, two hundred fifty-three million, one hundred fifteen thousand, five hundred thirty-two".