4312662550021 has 12 divisors (see below), whose sum is σ = 5022426657888. Its totient is φ = 3692400367992.

The previous prime is 4312662549971. The next prime is 4312662550033. The reversal of 4312662550021 is 1200552662134.

It is not a de Polignac number, because 4312662550021 - 2¹³ = 4312662541829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4312662550051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49569571 + ... + 49656496.

It is an arithmetic number, because the mean of its divisors is an integer number (418535554824).

Almost surely, 2^{4312662550021} is an apocalyptic number.

It is an amenable number.

4312662550021 is a deficient number, since it is larger than the sum of its proper divisors (709764107867).

4312662550021 is an equidigital number, since it uses as much as digits as its factorization.

4312662550021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99226968 (or 99226961 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 4312662550021 in words is "four trillion, three hundred twelve billion, six hundred sixty-two million, five hundred fifty thousand, twenty-one".