7080400880 has 40 divisors (see below), whose sum is σ = 18813638112. Its totient is φ = 2427565824.

The previous prime is 7080400871. The next prime is 7080400903. The reversal of 7080400880 is 880040807.

It is a tau number, because it is divible by the number of its divisors (40).

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 7080400880.

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, 6321227 + ... + 6322346.

Almost surely, 2^7080400880 is an apocalyptic number.

7080400880 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

7080400880 is an abundant number, since it is smaller than the sum of its proper divisors (11733237232).

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

7080400880 is a wasteful number, since it uses less digits than its factorization.

7080400880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12643593 (or 12643587 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 35.

The square root of 7080400880 is about 84145.1179807837. The cubic root of 7080400880 is about 1920.2271938905.

The spelling of 7080400880 in words is "seven billion, eighty million, four hundred thousand, eight hundred eighty".