27670260720451 has 2 divisors, whose sum is σ = 27670260720452. Its totient is φ = 27670260720450.

The previous prime is 27670260720409. The next prime is 27670260720461. The reversal of 27670260720451 is 15402706207672.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27670260720451 - 2¹¹ = 27670260718403 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27670260720395 and 27670260720404.

It is not a weakly prime, because it can be changed into another prime (27670260720461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13835130360225 + 13835130360226.

It is an arithmetic number, because the mean of its divisors is an integer number (13835130360226).

Almost surely, 2^{27670260720451} is an apocalyptic number.

27670260720451 is a deficient number, since it is larger than the sum of its proper divisors (1).

27670260720451 is an equidigital number, since it uses as much as digits as its factorization.

27670260720451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1975680, while the sum is 49.

The spelling of 27670260720451 in words is "twenty-seven trillion, six hundred seventy billion, two hundred sixty million, seven hundred twenty thousand, four hundred fifty-one".