32513066387 has 2 divisors, whose sum is σ = 32513066388. Its totient is φ = 32513066386.

The previous prime is 32513066371. The next prime is 32513066401. The reversal of 32513066387 is 78366031523.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 32513066387 - 2⁴ = 32513066371 is a prime.

It is not a weakly prime, because it can be changed into another prime (32513066587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16256533193 + 16256533194.

It is an arithmetic number, because the mean of its divisors is an integer number (16256533194).

Almost surely, 2^32513066387 is an apocalyptic number.

32513066387 is a deficient number, since it is larger than the sum of its proper divisors (1).

32513066387 is an equidigital number, since it uses as much as digits as its factorization.

32513066387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 544320, while the sum is 44.

The spelling of 32513066387 in words is "thirty-two billion, five hundred thirteen million, sixty-six thousand, three hundred eighty-seven".