401550323145455 has 8 divisors (see below), whose sum is σ = 525665877572304. Its totient is φ = 292036598651200.

The previous prime is 401550323145397. The next prime is 401550323145509. The reversal of 401550323145455 is 554541323055104.

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

It is not a de Polignac number, because 401550323145455 - 2⁸ = 401550323145199 is a prime.

It is a super-2 number, since 2×401550323145455² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3650457483086 + ... + 3650457483195.

It is an arithmetic number, because the mean of its divisors is an integer number (65708234696538).

Almost surely, 2^{401550323145455} is an apocalyptic number.

401550323145455 is a deficient number, since it is larger than the sum of its proper divisors (124115554426849).

401550323145455 is a wasteful number, since it uses less digits than its factorization.

401550323145455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7300914966297.

The product of its (nonzero) digits is 3600000, while the sum is 47.

The spelling of 401550323145455 in words is "four hundred one trillion, five hundred fifty billion, three hundred twenty-three million, one hundred forty-five thousand, four hundred fifty-five".