132842440385887 has 16 divisors (see below), whose sum is σ = 136131989716800. Its totient is φ = 129555256239360.

The previous prime is 132842440385833. The next prime is 132842440385891. The reversal of 132842440385887 is 788583044248231.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132842440385887 is a prime.

It is a super-2 number, since 2×132842440385887² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132842440385807) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1406035093 + ... + 1406129569.

It is an arithmetic number, because the mean of its divisors is an integer number (8508249357300).

Almost surely, 2^{132842440385887} is an apocalyptic number.

132842440385887 is a deficient number, since it is larger than the sum of its proper divisors (3289549330913).

132842440385887 is an equidigital number, since it uses as much as digits as its factorization.

132842440385887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106626.

The product of its (nonzero) digits is 330301440, while the sum is 67.

The spelling of 132842440385887 in words is "one hundred thirty-two trillion, eight hundred forty-two billion, four hundred forty million, three hundred eighty-five thousand, eight hundred eighty-seven".