677612770451 has 2 divisors, whose sum is σ = 677612770452. Its totient is φ = 677612770450.

The previous prime is 677612770397. The next prime is 677612770493. The reversal of 677612770451 is 154077216776.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 677612770451 - 2²² = 677608576147 is a prime.

It is a super-3 number, since 3×677612770451³ (a number of 36 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 677612770393 and 677612770402.

It is not a weakly prime, because it can be changed into another prime (677612770651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338806385225 + 338806385226.

It is an arithmetic number, because the mean of its divisors is an integer number (338806385226).

Almost surely, 2^677612770451 is an apocalyptic number.

677612770451 is a deficient number, since it is larger than the sum of its proper divisors (1).

677612770451 is an equidigital number, since it uses as much as digits as its factorization.

677612770451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3457440, while the sum is 53.

The spelling of 677612770451 in words is "six hundred seventy-seven billion, six hundred twelve million, seven hundred seventy thousand, four hundred fifty-one".