1240013500402 has 16 divisors (see below), whose sum is σ = 1899680952960. Its totient is φ = 606787707888.

The previous prime is 1240013500391. The next prime is 1240013500403. The reversal of 1240013500402 is 2040053100421.

It is not an unprimeable number, because it can be changed into a prime (1240013500403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1878313 + ... + 2451139.

It is an arithmetic number, because the mean of its divisors is an integer number (118730059560).

Almost surely, 2^{1240013500402} is an apocalyptic number.

1240013500402 is a deficient number, since it is larger than the sum of its proper divisors (659667452558).

1240013500402 is a wasteful number, since it uses less digits than its factorization.

1240013500402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595905.

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 1240013500402 its reverse (2040053100421), we get a palindrome (3280066600823).

The spelling of 1240013500402 in words is "one trillion, two hundred forty billion, thirteen million, five hundred thousand, four hundred two".