11430802880 has 56 divisors (see below), whose sum is σ = 31108119648. Its totient is φ = 3919131648.

The previous prime is 11430802849. The next prime is 11430802883. The reversal of 11430802880 is 8820803411.

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 11430802880.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11430802883) 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, 2549279 + ... + 2553758.

Almost surely, 2^11430802880 is an apocalyptic number.

11430802880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11430802880 is an abundant number, since it is smaller than the sum of its proper divisors (19677316768).

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

11430802880 is an equidigital number, since it uses as much as digits as its factorization.

11430802880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5103061 (or 5103051 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 35.

The spelling of 11430802880 in words is "eleven billion, four hundred thirty million, eight hundred two thousand, eight hundred eighty".