877989997351 has 2 divisors, whose sum is σ = 877989997352. Its totient is φ = 877989997350.

The previous prime is 877989997307. The next prime is 877989997387. The reversal of 877989997351 is 153799989778.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 877989997351 - 2¹⁷ = 877989866279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (877989997751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 438994998675 + 438994998676.

It is an arithmetic number, because the mean of its divisors is an integer number (438994998676).

Almost surely, 2^877989997351 is an apocalyptic number.

877989997351 is a deficient number, since it is larger than the sum of its proper divisors (1).

877989997351 is an equidigital number, since it uses as much as digits as its factorization.

877989997351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160406080, while the sum is 82.

The spelling of 877989997351 in words is "eight hundred seventy-seven billion, nine hundred eighty-nine million, nine hundred ninety-seven thousand, three hundred fifty-one".