3642037478047 has 32 divisors (see below), whose sum is σ = 3979105320960. Its totient is φ = 3325054320000.

The previous prime is 3642037478021. The next prime is 3642037478059. The reversal of 3642037478047 is 7408747302463.

It is a cyclic number.

It is not a de Polignac number, because 3642037478047 - 2²⁷ = 3641903260319 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3642037478147) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8060778 + ... + 8500600.

It is an arithmetic number, because the mean of its divisors is an integer number (124347041280).

Almost surely, 2^{3642037478047} is an apocalyptic number.

3642037478047 is a deficient number, since it is larger than the sum of its proper divisors (337067842913).

3642037478047 is a wasteful number, since it uses less digits than its factorization.

3642037478047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440095.

The product of its (nonzero) digits is 18966528, while the sum is 55.

The spelling of 3642037478047 in words is "three trillion, six hundred forty-two billion, thirty-seven million, four hundred seventy-eight thousand, forty-seven".