400345522355 has 8 divisors (see below), whose sum is σ = 491587060272. Its totient is φ = 312828128928.

The previous prime is 400345522349. The next prime is 400345522363. The reversal of 400345522355 is 553225543004.

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

It is a cyclic number.

It is not a de Polignac number, because 400345522355 - 2¹⁴ = 400345505971 is a prime.

It is a Duffinian 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, 931035884 + ... + 931036313.

It is an arithmetic number, because the mean of its divisors is an integer number (61448382534).

Almost surely, 2^400345522355 is an apocalyptic number.

400345522355 is a deficient number, since it is larger than the sum of its proper divisors (91241537917).

400345522355 is a wasteful number, since it uses less digits than its factorization.

400345522355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1862072245.

The product of its (nonzero) digits is 360000, while the sum is 38.

The spelling of 400345522355 in words is "four hundred billion, three hundred forty-five million, five hundred twenty-two thousand, three hundred fifty-five".