2214653251644 has 72 divisors (see below), whose sum is σ = 5629751992592. Its totient is φ = 734051600640.

The previous prime is 2214653251621. The next prime is 2214653251709. The reversal of 2214653251644 is 4461523564122.

It is a happy number.

2214653251644 is a `hidden beast` number, since 2 + 2 + 1 + 4 + 6 + 532 + 51 + 64 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 2214653251644.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 77089467 + ... + 77118189.

Almost surely, 2^{2214653251644} is an apocalyptic number.

It is an amenable number.

2214653251644 is an abundant number, since it is smaller than the sum of its proper divisors (3415098740948).

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

2214653251644 is a wasteful number, since it uses less digits than its factorization.

2214653251644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40747 (or 40742 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 45.

The spelling of 2214653251644 in words is "two trillion, two hundred fourteen billion, six hundred fifty-three million, two hundred fifty-one thousand, six hundred forty-four".