1240555413232 has 20 divisors (see below), whose sum is σ = 2420868031960. Its totient is φ = 615815275968.

The previous prime is 1240555413203. The next prime is 1240555413277. The reversal of 1240555413232 is 2323145550421.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1240555413191 and 1240555413200.

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, 278899623 + ... + 278904070.

It is an arithmetic number, because the mean of its divisors is an integer number (121043401598).

Almost surely, 2^{1240555413232} is an apocalyptic number.

It is an amenable number.

1240555413232 is a deficient number, since it is larger than the sum of its proper divisors (1180312618728).

1240555413232 is a wasteful number, since it uses less digits than its factorization.

1240555413232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557803840 (or 557803834 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 37.

The spelling of 1240555413232 in words is "one trillion, two hundred forty billion, five hundred fifty-five million, four hundred thirteen thousand, two hundred thirty-two".