8001177970451 has 2 divisors, whose sum is σ = 8001177970452. Its totient is φ = 8001177970450.

The previous prime is 8001177970411. The next prime is 8001177970517. The reversal of 8001177970451 is 1540797711008.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8001177970451 - 2¹⁴ = 8001177954067 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8001177970451.

It is not a weakly prime, because it can be changed into another prime (8001177970411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4000588985225 + 4000588985226.

It is an arithmetic number, because the mean of its divisors is an integer number (4000588985226).

Almost surely, 2^{8001177970451} is an apocalyptic number.

8001177970451 is a deficient number, since it is larger than the sum of its proper divisors (1).

8001177970451 is an equidigital number, since it uses as much as digits as its factorization.

8001177970451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 493920, while the sum is 50.

The spelling of 8001177970451 in words is "eight trillion, one billion, one hundred seventy-seven million, nine hundred seventy thousand, four hundred fifty-one".