32207557623551 has 2 divisors, whose sum is σ = 32207557623552. Its totient is φ = 32207557623550.

The previous prime is 32207557623539. The next prime is 32207557623557. The reversal of 32207557623551 is 15532675570223.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 32207557623551 - 2¹⁴ = 32207557607167 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 32207557623493 and 32207557623502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32207557623557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16103778811775 + 16103778811776.

It is an arithmetic number, because the mean of its divisors is an integer number (16103778811776).

Almost surely, 2^{32207557623551} is an apocalyptic number.

32207557623551 is a deficient number, since it is larger than the sum of its proper divisors (1).

32207557623551 is an equidigital number, since it uses as much as digits as its factorization.

32207557623551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13230000, while the sum is 53.

The spelling of 32207557623551 in words is "thirty-two trillion, two hundred seven billion, five hundred fifty-seven million, six hundred twenty-three thousand, five hundred fifty-one".