401598691463416 has 8 divisors (see below), whose sum is σ = 752997546493920. Its totient is φ = 200799345731704.

The previous prime is 401598691463399. The next prime is 401598691463419. The reversal of 401598691463416 is 614364196895104.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×401598691463416² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401598691463419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25099918216456 + ... + 25099918216471.

It is an arithmetic number, because the mean of its divisors is an integer number (94124693311740).

Almost surely, 2^{401598691463416} is an apocalyptic number.

It is an amenable number.

401598691463416 is a deficient number, since it is larger than the sum of its proper divisors (351398855030504).

401598691463416 is a wasteful number, since it uses less digits than its factorization.

401598691463416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50199836432933 (or 50199836432929 counting only the distinct ones).

The product of its (nonzero) digits is 134369280, while the sum is 67.

The spelling of 401598691463416 in words is "four hundred one trillion, five hundred ninety-eight billion, six hundred ninety-one million, four hundred sixty-three thousand, four hundred sixteen".