2818620105552 has 120 divisors (see below), whose sum is σ = 8444127026400. Its totient is φ = 875004228864.

The previous prime is 2818620105523. The next prime is 2818620105629. The reversal of 2818620105552 is 2555010268182.

2818620105552 is a `hidden beast` number, since 2 + 8 + 1 + 8 + 620 + 10 + 5 + 5 + 5 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 2818620105498 and 2818620105507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8569063 + ... + 8891910.

It is an arithmetic number, because the mean of its divisors is an integer number (70367725220).

Almost surely, 2^{2818620105552} is an apocalyptic number.

It is an amenable number.

2818620105552 is an abundant number, since it is smaller than the sum of its proper divisors (5625506920848).

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

2818620105552 is a wasteful number, since it uses less digits than its factorization.

2818620105552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17461065 (or 17461056 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 45.

The spelling of 2818620105552 in words is "two trillion, eight hundred eighteen billion, six hundred twenty million, one hundred five thousand, five hundred fifty-two".