11402259888 has 20 divisors (see below), whose sum is σ = 29455838168. Its totient is φ = 3800753280.

The previous prime is 11402259881. The next prime is 11402259899. The reversal of 11402259888 is 88895220411.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 237547081 = 11402259888 / (1 + 1 + 4 + 0 + 2 + 2 + 5 + 9 + 8 + 8 + 8).

It is not an unprimeable number, because it can be changed into a prime (11402259881) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118773493 + ... + 118773588.

Almost surely, 2^11402259888 is an apocalyptic number.

It is an amenable number.

11402259888 is an abundant number, since it is smaller than the sum of its proper divisors (18053578280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11402259888 is a wasteful number, since it uses less digits than its factorization.

11402259888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237547092 (or 237547086 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 48.

The spelling of 11402259888 in words is "eleven billion, four hundred two million, two hundred fifty-nine thousand, eight hundred eighty-eight".