401343512719730 has 64 divisors (see below), whose sum is σ = 875251663299072. Its totient is φ = 129351421178880.

The previous prime is 401343512719729. The next prime is 401343512719739. The reversal of 401343512719730 is 37917215343104.

It is a super-2 number, since 2×401343512719730² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401343512719739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 204420974 + ... + 206374953.

It is an arithmetic number, because the mean of its divisors is an integer number (13675807239048).

Almost surely, 2^{401343512719730} is an apocalyptic number.

401343512719730 is an abundant number, since it is smaller than the sum of its proper divisors (473908150579342).

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

401343512719730 is a wasteful number, since it uses less digits than its factorization.

401343512719730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410796779.

The product of its (nonzero) digits is 1905120, while the sum is 50.

The spelling of 401343512719730 in words is "four hundred one trillion, three hundred forty-three billion, five hundred twelve million, seven hundred nineteen thousand, seven hundred thirty".