2216656351254 has 64 divisors (see below), whose sum is σ = 4641215717376. Its totient is φ = 704447514144.

The previous prime is 2216656351237. The next prime is 2216656351267. The reversal of 2216656351254 is 4521536566122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 100622589 + ... + 100644615.

It is an arithmetic number, because the mean of its divisors is an integer number (72518995584).

Almost surely, 2^{2216656351254} is an apocalyptic number.

2216656351254 is an abundant number, since it is smaller than the sum of its proper divisors (2424559366122).

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

2216656351254 is a wasteful number, since it uses less digits than its factorization.

2216656351254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24409.

The product of its digits is 2592000, while the sum is 48.

The spelling of 2216656351254 in words is "two trillion, two hundred sixteen billion, six hundred fifty-six million, three hundred fifty-one thousand, two hundred fifty-four".