3654612025647 has 16 divisors (see below), whose sum is σ = 5316968092800. Its totient is φ = 2214429386400.

The previous prime is 3654612025637. The next prime is 3654612025651. The reversal of 3654612025647 is 7465202164563.

It is not a de Polignac number, because 3654612025647 - 2⁶ = 3654612025583 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3654612025647.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3654612025627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12022429 + ... + 12322662.

It is an arithmetic number, because the mean of its divisors is an integer number (332310505800).

Almost surely, 2^{3654612025647} is an apocalyptic number.

3654612025647 is a deficient number, since it is larger than the sum of its proper divisors (1662356067153).

3654612025647 is a wasteful number, since it uses less digits than its factorization.

3654612025647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24349654.

The product of its (nonzero) digits is 7257600, while the sum is 51.

The spelling of 3654612025647 in words is "three trillion, six hundred fifty-four billion, six hundred twelve million, twenty-five thousand, six hundred forty-seven".