400890263755 has 8 divisors (see below), whose sum is σ = 481088163600. Its totient is φ = 320698979616.

The previous prime is 400890263743. The next prime is 400890263819. The reversal of 400890263755 is 557362098004.

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 400890263755 - 2¹⁷ = 400890132683 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 400890263699 and 400890263708.

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, 1519620 + ... + 1763809.

It is an arithmetic number, because the mean of its divisors is an integer number (60136020450).

Almost surely, 2^400890263755 is an apocalyptic number.

400890263755 is a deficient number, since it is larger than the sum of its proper divisors (80197899845).

400890263755 is a wasteful number, since it uses less digits than its factorization.

400890263755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3307853.

The product of its (nonzero) digits is 1814400, while the sum is 49.

The spelling of 400890263755 in words is "four hundred billion, eight hundred ninety million, two hundred sixty-three thousand, seven hundred fifty-five".