401962666502 has 8 divisors (see below), whose sum is σ = 629158956336. Its totient is φ = 192243014392.

The previous prime is 401962666493. The next prime is 401962666517. The reversal of 401962666502 is 205666269104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×401962666502² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4369159373 + ... + 4369159464.

It is an arithmetic number, because the mean of its divisors is an integer number (78644869542).

Almost surely, 2^401962666502 is an apocalyptic number.

401962666502 is a deficient number, since it is larger than the sum of its proper divisors (227196289834).

401962666502 is a wasteful number, since it uses less digits than its factorization.

401962666502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8738318862.

The product of its (nonzero) digits is 933120, while the sum is 47.

The spelling of 401962666502 in words is "four hundred one billion, nine hundred sixty-two million, six hundred sixty-six thousand, five hundred two".