1240692342908 has 24 divisors (see below), whose sum is σ = 2361063175632. Its totient is φ = 568075348224.

The previous prime is 1240692342893. The next prime is 1240692342913. The reversal of 1240692342908 is 8092432960421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 246557966 + ... + 246562997.

It is an arithmetic number, because the mean of its divisors is an integer number (98377632318).

Almost surely, 2^{1240692342908} is an apocalyptic number.

It is an amenable number.

1240692342908 is a deficient number, since it is larger than the sum of its proper divisors (1120370832724).

1240692342908 is a wasteful number, since it uses less digits than its factorization.

1240692342908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493121021 (or 493121019 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 50.

The spelling of 1240692342908 in words is "one trillion, two hundred forty billion, six hundred ninety-two million, three hundred forty-two thousand, nine hundred eight".