401747510540 has 48 divisors (see below), whose sum is σ = 855367645440. Its totient is φ = 158486155200.

The previous prime is 401747510539. The next prime is 401747510573. The reversal of 401747510540 is 45015747104.

It is a super-2 number, since 2×401747510540² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401747510494 and 401747510503.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58742 + ... + 898301.

It is an arithmetic number, because the mean of its divisors is an integer number (17820159280).

Almost surely, 2^401747510540 is an apocalyptic number.

It is an amenable number.

401747510540 is an abundant number, since it is smaller than the sum of its proper divisors (453620134900).

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

401747510540 is a wasteful number, since it uses less digits than its factorization.

401747510540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 957342 (or 957340 counting only the distinct ones).

The product of its (nonzero) digits is 78400, while the sum is 38.

The spelling of 401747510540 in words is "four hundred one billion, seven hundred forty-seven million, five hundred ten thousand, five hundred forty".