1401400807480 has 16 divisors (see below), whose sum is σ = 3153151816920. Its totient is φ = 560560322976.

The previous prime is 1401400807451. The next prime is 1401400807507. The reversal of 1401400807480 is 847080041041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17517510054 + ... + 17517510133.

Almost surely, 2^{1401400807480} is an apocalyptic number.

1401400807480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1401400807480 is an abundant number, since it is smaller than the sum of its proper divisors (1751751009440).

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

1401400807480 is a wasteful number, since it uses less digits than its factorization.

1401400807480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35035020198 (or 35035020194 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 37.

The spelling of 1401400807480 in words is "one trillion, four hundred one billion, four hundred million, eight hundred seven thousand, four hundred eighty".