421402304544986 has 8 divisors (see below), whose sum is σ = 632103555705204. Its totient is φ = 210701119309920.

The previous prime is 421402304544953. The next prime is 421402304545003. The reversal of 421402304544986 is 689445403204124.

It can be written as a sum of positive squares in 2 ways, for example, as 421083491861761 + 318812683225 = 20520319^2 + 564635^2 .

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

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, 5207246 + ... + 29494406.

Almost surely, 2^{421402304544986} is an apocalyptic number.

421402304544986 is a deficient number, since it is larger than the sum of its proper divisors (210701251160218).

421402304544986 is a wasteful number, since it uses less digits than its factorization.

421402304544986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32962576.

The product of its (nonzero) digits is 26542080, while the sum is 56.

The spelling of 421402304544986 in words is "four hundred twenty-one trillion, four hundred two billion, three hundred four million, five hundred forty-four thousand, nine hundred eighty-six".