420271353192 has 64 divisors (see below), whose sum is σ = 1070227857600. Its totient is φ = 137507880960.

The previous prime is 420271353191. The next prime is 420271353193. The reversal of 420271353192 is 291353172024.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (420271353191) and next prime (420271353193).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 420271353192.

It is not an unprimeable number, because it can be changed into a prime (420271353191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 470809 + ... + 1030632.

It is an arithmetic number, because the mean of its divisors is an integer number (16722310275).

Almost surely, 2^420271353192 is an apocalyptic number.

It is an amenable number.

420271353192 is an abundant number, since it is smaller than the sum of its proper divisors (649956504408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

420271353192 is a wasteful number, since it uses less digits than its factorization.

420271353192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1501666 (or 1501662 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The spelling of 420271353192 in words is "four hundred twenty billion, two hundred seventy-one million, three hundred fifty-three thousand, one hundred ninety-two".