11424978902 has 16 divisors (see below), whose sum is σ = 17562327552. Its totient is φ = 5570978880.

The previous prime is 11424978893. The next prime is 11424978907. The reversal of 11424978902 is 20987942411.

It is a super-2 number, since 2×11424978902² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11424978907) 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, 194408 + ... + 246260.

It is an arithmetic number, because the mean of its divisors is an integer number (1097645472).

Almost surely, 2^11424978902 is an apocalyptic number.

11424978902 is a deficient number, since it is larger than the sum of its proper divisors (6137348650).

11424978902 is a wasteful number, since it uses less digits than its factorization.

11424978902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54583.

The product of its (nonzero) digits is 290304, while the sum is 47.

The spelling of 11424978902 in words is "eleven billion, four hundred twenty-four million, nine hundred seventy-eight thousand, nine hundred two".