32151155443423 has 2 divisors, whose sum is σ = 32151155443424. Its totient is φ = 32151155443422.

The previous prime is 32151155443409. The next prime is 32151155443523. The reversal of 32151155443423 is 32434455115123.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 32151155443423 - 2²¹ = 32151153346271 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32151155443423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32151155443223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16075577721711 + 16075577721712.

It is an arithmetic number, because the mean of its divisors is an integer number (16075577721712).

Almost surely, 2^{32151155443423} is an apocalyptic number.

32151155443423 is a deficient number, since it is larger than the sum of its proper divisors (1).

32151155443423 is an equidigital number, since it uses as much as digits as its factorization.

32151155443423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864000, while the sum is 43.

The spelling of 32151155443423 in words is "thirty-two trillion, one hundred fifty-one billion, one hundred fifty-five million, four hundred forty-three thousand, four hundred twenty-three".