420702525398 has 8 divisors (see below), whose sum is σ = 631062860808. Its totient is φ = 210348238464.

The previous prime is 420702525391. The next prime is 420702525437. The reversal of 420702525398 is 893525207024.

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

It is a super-2 number, since 2×420702525398² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420702525391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1334036 + ... + 1618967.

It is an arithmetic number, because the mean of its divisors is an integer number (78882857601).

Almost surely, 2^420702525398 is an apocalyptic number.

420702525398 is a deficient number, since it is larger than the sum of its proper divisors (210360335410).

420702525398 is a wasteful number, since it uses less digits than its factorization.

420702525398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3024238.

The product of its (nonzero) digits is 1209600, while the sum is 47.

The spelling of 420702525398 in words is "four hundred twenty billion, seven hundred two million, five hundred twenty-five thousand, three hundred ninety-eight".