4521274988065 has 48 divisors (see below), whose sum is σ = 6063565887936. Its totient is φ = 3209631868800.

The previous prime is 4521274988003. The next prime is 4521274988129. The reversal of 4521274988065 is 5608894721254.

It is not a de Polignac number, because 4521274988065 - 2²³ = 4521266599457 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4521274987994 and 4521274988012.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 164833882 + ... + 164861308.

It is an arithmetic number, because the mean of its divisors is an integer number (126324289332).

Almost surely, 2^{4521274988065} is an apocalyptic number.

It is an amenable number.

4521274988065 is a deficient number, since it is larger than the sum of its proper divisors (1542290899871).

4521274988065 is a wasteful number, since it uses less digits than its factorization.

4521274988065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29150 (or 29107 counting only the distinct ones).

The product of its (nonzero) digits is 38707200, while the sum is 61.

The spelling of 4521274988065 in words is "four trillion, five hundred twenty-one billion, two hundred seventy-four million, nine hundred eighty-eight thousand, sixty-five".