2205254642064 has 20 divisors (see below), whose sum is σ = 5696907825456. Its totient is φ = 735084880672.

The previous prime is 2205254642021. The next prime is 2205254642069. The reversal of 2205254642064 is 4602464525022.

It is not an unprimeable number, because it can be changed into a prime (2205254642069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22971402474 + ... + 22971402569.

Almost surely, 2^{2205254642064} is an apocalyptic number.

2205254642064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2205254642064 is an abundant number, since it is smaller than the sum of its proper divisors (3491653183392).

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

2205254642064 is a wasteful number, since it uses less digits than its factorization.

2205254642064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45942805054 (or 45942805048 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 42.

The spelling of 2205254642064 in words is "two trillion, two hundred five billion, two hundred fifty-four million, six hundred forty-two thousand, sixty-four".