401471442724 has 24 divisors (see below), whose sum is σ = 767482682400. Its totient is φ = 182240066880.

The previous prime is 401471442667. The next prime is 401471442751. The reversal of 401471442724 is 427244174104.

It is a happy number.

It is a super-2 number, since 2×401471442724² (a number of 24 digits) contains 22 as substring.

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, 6140929 + ... + 6205960.

It is an arithmetic number, because the mean of its divisors is an integer number (31978445100).

Almost surely, 2^401471442724 is an apocalyptic number.

401471442724 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

401471442724 is a deficient number, since it is larger than the sum of its proper divisors (366011239676).

401471442724 is a wasteful number, since it uses less digits than its factorization.

401471442724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12347643 (or 12347641 counting only the distinct ones).

The product of its (nonzero) digits is 200704, while the sum is 40.

The spelling of 401471442724 in words is "four hundred one billion, four hundred seventy-one million, four hundred forty-two thousand, seven hundred twenty-four".