3787698214645 has 16 divisors (see below), whose sum is σ = 4629805931520. Its totient is φ = 2974299476544.

The previous prime is 3787698214639. The next prime is 3787698214681. The reversal of 3787698214645 is 5464128967873.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3787698214645 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32417877 + ... + 32534506.

It is an arithmetic number, because the mean of its divisors is an integer number (289362870720).

Almost surely, 2^{3787698214645} is an apocalyptic number.

It is an amenable number.

3787698214645 is a deficient number, since it is larger than the sum of its proper divisors (842107716875).

3787698214645 is a wasteful number, since it uses less digits than its factorization.

3787698214645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64952604.

The product of its digits is 487710720, while the sum is 70.

The spelling of 3787698214645 in words is "three trillion, seven hundred eighty-seven billion, six hundred ninety-eight million, two hundred fourteen thousand, six hundred forty-five".