401651625250 has 64 divisors (see below), whose sum is σ = 754279972992. Its totient is φ = 160151208000.

The previous prime is 401651625239. The next prime is 401651625283. The reversal of 401651625250 is 52526156104.

It is a super-2 number, since 2×401651625250² (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 31 ways as a sum of consecutive naturals, for example, 175163104 + ... + 175165396.

It is an arithmetic number, because the mean of its divisors is an integer number (11785624578).

Almost surely, 2^401651625250 is an apocalyptic number.

401651625250 is a deficient number, since it is larger than the sum of its proper divisors (352628347742).

401651625250 is a wasteful number, since it uses less digits than its factorization.

401651625250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4228 (or 4218 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 37.

The spelling of 401651625250 in words is "four hundred one billion, six hundred fifty-one million, six hundred twenty-five thousand, two hundred fifty".