4312765021420 has 24 divisors (see below), whose sum is σ = 9057047535648. Its totient is φ = 1725060105600.

The previous prime is 4312765021417. The next prime is 4312765021469. The reversal of 4312765021420 is 241205672134.

It is a self number, because there is not a number n which added to its sum of digits gives 4312765021420.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2093401 + ... + 3606640.

It is an arithmetic number, because the mean of its divisors is an integer number (377376980652).

Almost surely, 2^{4312765021420} is an apocalyptic number.

It is an amenable number.

4312765021420 is an abundant number, since it is smaller than the sum of its proper divisors (4744282514228).

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

4312765021420 is a wasteful number, since it uses less digits than its factorization.

4312765021420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5737881 (or 5737879 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 37.

The spelling of 4312765021420 in words is "four trillion, three hundred twelve billion, seven hundred sixty-five million, twenty-one thousand, four hundred twenty".