4077924217987 has 2 divisors, whose sum is σ = 4077924217988. Its totient is φ = 4077924217986.

The previous prime is 4077924217973. The next prime is 4077924218023. The reversal of 4077924217987 is 7897124297704.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4077924217987 - 2⁷ = 4077924217859 is a prime.

It is not a weakly prime, because it can be changed into another prime (4077924217487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2038962108993 + 2038962108994.

It is an arithmetic number, because the mean of its divisors is an integer number (2038962108994).

Almost surely, 2^{4077924217987} is an apocalyptic number.

4077924217987 is a deficient number, since it is larger than the sum of its proper divisors (1).

4077924217987 is an equidigital number, since it uses as much as digits as its factorization.

4077924217987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 99574272, while the sum is 67.

The spelling of 4077924217987 in words is "four trillion, seventy-seven billion, nine hundred twenty-four million, two hundred seventeen thousand, nine hundred eighty-seven".