398882250501 has 64 divisors (see below), whose sum is σ = 649757982720. Its totient is φ = 212853251520.

The previous prime is 398882250497. The next prime is 398882250517. The reversal of 398882250501 is 105052288893.

It is not a de Polignac number, because 398882250501 - 2² = 398882250497 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (398882210501) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2237580 + ... + 2409258.

It is an arithmetic number, because the mean of its divisors is an integer number (10152468480).

Almost surely, 2^398882250501 is an apocalyptic number.

398882250501 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

398882250501 is a deficient number, since it is larger than the sum of its proper divisors (250875732219).

398882250501 is a wasteful number, since it uses less digits than its factorization.

398882250501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171846.

The product of its (nonzero) digits is 1382400, while the sum is 51.

The spelling of 398882250501 in words is "three hundred ninety-eight billion, eight hundred eighty-two million, two hundred fifty thousand, five hundred one".