420929124146 has 8 divisors (see below), whose sum is σ = 631478836380. Its totient is φ = 210436178688.

The previous prime is 420929124139. The next prime is 420929124181. The reversal of 420929124146 is 641421929024.

It can be written as a sum of positive squares in 2 ways, for example, as 420501668521 + 427455625 = 648461^2 + 20675^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 420929124097 and 420929124106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14173151 + ... + 14202818.

Almost surely, 2^420929124146 is an apocalyptic number.

420929124146 is a deficient number, since it is larger than the sum of its proper divisors (210549712234).

420929124146 is a wasteful number, since it uses less digits than its factorization.

420929124146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28383388.

The product of its (nonzero) digits is 248832, while the sum is 44.

The spelling of 420929124146 in words is "four hundred twenty billion, nine hundred twenty-nine million, one hundred twenty-four thousand, one hundred forty-six".