401161363760 has 40 divisors (see below), whose sum is σ = 987564890016. Its totient is φ = 151025454080.

The previous prime is 401161363727. The next prime is 401161363783. The reversal of 401161363760 is 67363161104.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147484436 + ... + 147487155.

Almost surely, 2^401161363760 is an apocalyptic number.

401161363760 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

401161363760 is an abundant number, since it is smaller than the sum of its proper divisors (586403526256).

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

401161363760 is a wasteful number, since it uses less digits than its factorization.

401161363760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294971621 (or 294971615 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 38.

The spelling of 401161363760 in words is "four hundred one billion, one hundred sixty-one million, three hundred sixty-three thousand, seven hundred sixty".