132780428886 has 32 divisors (see below), whose sum is σ = 310900520448. Its totient is φ = 37011965760.

The previous prime is 132780428881. The next prime is 132780428887. The reversal of 132780428886 is 688824087231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132780428881) 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, 38552410 + ... + 38555853.

It is an arithmetic number, because the mean of its divisors is an integer number (9715641264).

Almost surely, 2^132780428886 is an apocalyptic number.

132780428886 is an abundant number, since it is smaller than the sum of its proper divisors (178120091562).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

132780428886 is a wasteful number, since it uses less digits than its factorization.

132780428886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77108316.

The product of its (nonzero) digits is 8257536, while the sum is 57.

The spelling of 132780428886 in words is "one hundred thirty-two billion, seven hundred eighty million, four hundred twenty-eight thousand, eight hundred eighty-six".