420736192146 has 24 divisors (see below), whose sum is σ = 911635942464. Its totient is φ = 140239111320.

The previous prime is 420736192139. The next prime is 420736192271. The reversal of 420736192146 is 641291637024.

420736192146 is a `hidden beast` number, since 4 + 2 + 0 + 7 + 3 + 619 + 21 + 4 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 101910 + ... + 922961.

It is an arithmetic number, because the mean of its divisors is an integer number (37984830936).

Almost surely, 2^420736192146 is an apocalyptic number.

420736192146 is an abundant number, since it is smaller than the sum of its proper divisors (490899750318).

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

420736192146 is a wasteful number, since it uses less digits than its factorization.

420736192146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1047686 (or 1047683 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 420736192146 in words is "four hundred twenty billion, seven hundred thirty-six million, one hundred ninety-two thousand, one hundred forty-six".