32145337507 has 2 divisors, whose sum is σ = 32145337508. Its totient is φ = 32145337506.

The previous prime is 32145337459. The next prime is 32145337531. The reversal of 32145337507 is 70573354123.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32145337507 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32145337507.

It is not a weakly prime, because it can be changed into another prime (32145337547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16072668753 + 16072668754.

It is an arithmetic number, because the mean of its divisors is an integer number (16072668754).

Almost surely, 2^32145337507 is an apocalyptic number.

32145337507 is a deficient number, since it is larger than the sum of its proper divisors (1).

32145337507 is an equidigital number, since it uses as much as digits as its factorization.

32145337507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 264600, while the sum is 40.

It can be divided in two parts, 3214 and 5337507, that added together give a square (5340721 = 2311²).

The spelling of 32145337507 in words is "thirty-two billion, one hundred forty-five million, three hundred thirty-seven thousand, five hundred seven".