401302605000 has 160 divisors (see below), whose sum is σ = 1367639840160. Its totient is φ = 97285440000.

The previous prime is 401302604999. The next prime is 401302605023. The reversal of 401302605000 is 506203104.

It is a happy number.

It is a super-2 number, since 2×401302605000² (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 39 ways as a sum of consecutive naturals, for example, 1051069 + ... + 1381068.

It is an arithmetic number, because the mean of its divisors is an integer number (8547749001).

Almost surely, 2^401302605000 is an apocalyptic number.

401302605000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

401302605000 is an abundant number, since it is smaller than the sum of its proper divisors (966337235160).

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

401302605000 is a wasteful number, since it uses less digits than its factorization.

401302605000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2432177 (or 2432158 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

Adding to 401302605000 its reverse (506203104), we get a palindrome (401808808104).

The spelling of 401302605000 in words is "four hundred one billion, three hundred two million, six hundred five thousand".