401233375497 has 8 divisors (see below), whose sum is σ = 535184160544. Its totient is φ = 267385753728.

The previous prime is 401233375493. The next prime is 401233375511. The reversal of 401233375497 is 794573332104.

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

It is not a de Polignac number, because 401233375497 - 2² = 401233375493 is a prime.

It is a super-2 number, since 2×401233375497² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401233375493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25781743 + ... + 25797300.

It is an arithmetic number, because the mean of its divisors is an integer number (66898020068).

Almost surely, 2^401233375497 is an apocalyptic number.

It is an amenable number.

401233375497 is a deficient number, since it is larger than the sum of its proper divisors (133950785047).

401233375497 is a wasteful number, since it uses less digits than its factorization.

401233375497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51581639.

The product of its (nonzero) digits is 1905120, while the sum is 48.

The spelling of 401233375497 in words is "four hundred one billion, two hundred thirty-three million, three hundred seventy-five thousand, four hundred ninety-seven".