420092029186 has 8 divisors (see below), whose sum is σ = 630140793804. Its totient is φ = 210045097920.

The previous prime is 420092029171. The next prime is 420092029193. The reversal of 420092029186 is 681920290024.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 410713075161 + 9378954025 = 640869^2 + 96845^2 .

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

It is a super-2 number, since 2×420092029186² (a number of 24 digits) contains 22 as substring.

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, 674566 + ... + 1138078.

Almost surely, 2^420092029186 is an apocalyptic number.

420092029186 is a deficient number, since it is larger than the sum of its proper divisors (210048764618).

420092029186 is a wasteful number, since it uses less digits than its factorization.

420092029186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916676.

The product of its (nonzero) digits is 124416, while the sum is 43.

The spelling of 420092029186 in words is "four hundred twenty billion, ninety-two million, twenty-nine thousand, one hundred eighty-six".