32651455531 has 2 divisors, whose sum is σ = 32651455532. Its totient is φ = 32651455530.

The previous prime is 32651455451. The next prime is 32651455561. The reversal of 32651455531 is 13555415623.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 32651455531 - 2²³ = 32643066923 is a prime.

It is a super-2 number, since 2×32651455531² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (32651455561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16325727765 + 16325727766.

It is an arithmetic number, because the mean of its divisors is an integer number (16325727766).

Almost surely, 2^32651455531 is an apocalyptic number.

32651455531 is a deficient number, since it is larger than the sum of its proper divisors (1).

32651455531 is an equidigital number, since it uses as much as digits as its factorization.

32651455531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 270000, while the sum is 40.

The spelling of 32651455531 in words is "thirty-two billion, six hundred fifty-one million, four hundred fifty-five thousand, five hundred thirty-one".