420592188142 has 16 divisors (see below), whose sum is σ = 721037237472. Its totient is φ = 180248280480.

The previous prime is 420592188113. The next prime is 420592188143. The reversal of 420592188142 is 241881295024.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 420592188092 and 420592188101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420592188143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32608 + ... + 917740.

It is an arithmetic number, because the mean of its divisors is an integer number (45064827342).

Almost surely, 2^420592188142 is an apocalyptic number.

420592188142 is a deficient number, since it is larger than the sum of its proper divisors (300445049330).

420592188142 is a wasteful number, since it uses less digits than its factorization.

420592188142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 919083.

The product of its (nonzero) digits is 368640, while the sum is 46.

The spelling of 420592188142 in words is "four hundred twenty billion, five hundred ninety-two million, one hundred eighty-eight thousand, one hundred forty-two".