4120402401656 has 8 divisors (see below), whose sum is σ = 7725754503120. Its totient is φ = 2060201200824.

The previous prime is 4120402401649. The next prime is 4120402401677. The reversal of 4120402401656 is 6561042040214.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257525150096 + ... + 257525150111.

It is an arithmetic number, because the mean of its divisors is an integer number (965719312890).

Almost surely, 2^{4120402401656} is an apocalyptic number.

It is an amenable number.

4120402401656 is a deficient number, since it is larger than the sum of its proper divisors (3605352101464).

4120402401656 is a wasteful number, since it uses less digits than its factorization.

4120402401656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515050300213 (or 515050300209 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 35.

The spelling of 4120402401656 in words is "four trillion, one hundred twenty billion, four hundred two million, four hundred one thousand, six hundred fifty-six".