400846226555 has 16 divisors (see below), whose sum is σ = 481985013504. Its totient is φ = 320031129600.

The previous prime is 400846226533. The next prime is 400846226581. The reversal of 400846226555 is 555622648004.

It is not a de Polignac number, because 400846226555 - 2³⁰ = 399772484731 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6534587 + ... + 6595643.

It is an arithmetic number, because the mean of its divisors is an integer number (30124063344).

Almost surely, 2^400846226555 is an apocalyptic number.

400846226555 is a deficient number, since it is larger than the sum of its proper divisors (81138786949).

400846226555 is a wasteful number, since it uses less digits than its factorization.

400846226555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63686.

The product of its (nonzero) digits is 2304000, while the sum is 47.

The spelling of 400846226555 in words is "four hundred billion, eight hundred forty-six million, two hundred twenty-six thousand, five hundred fifty-five".