420843418471724 has 6 divisors (see below), whose sum is σ = 736475982325524. Its totient is φ = 210421709235860.

The previous prime is 420843418471699. The next prime is 420843418471733. The reversal of 420843418471724 is 427174814348024.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52605427308962 + ... + 52605427308969.

It is an arithmetic number, because the mean of its divisors is an integer number (122745997054254).

Almost surely, 2^{420843418471724} is an apocalyptic number.

It is an amenable number.

420843418471724 is a deficient number, since it is larger than the sum of its proper divisors (315632563853800).

420843418471724 is a wasteful number, since it uses less digits than its factorization.

420843418471724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105210854617935 (or 105210854617933 counting only the distinct ones).

The product of its (nonzero) digits is 38535168, while the sum is 59.

The spelling of 420843418471724 in words is "four hundred twenty trillion, eight hundred forty-three billion, four hundred eighteen million, four hundred seventy-one thousand, seven hundred twenty-four".