32378387877 has 32 divisors (see below), whose sum is σ = 52355496960. Its totient is φ = 19613219760.

The previous prime is 32378387849. The next prime is 32378387891. The reversal of 32378387877 is 77878387323.

It is not a de Polignac number, because 32378387877 - 2¹² = 32378383781 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32378387827) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 575128 + ... + 628910.

It is an arithmetic number, because the mean of its divisors is an integer number (1636109280).

Almost surely, 2^32378387877 is an apocalyptic number.

It is an amenable number.

32378387877 is a deficient number, since it is larger than the sum of its proper divisors (19977109083).

32378387877 is a wasteful number, since it uses less digits than its factorization.

32378387877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55830 (or 55824 counting only the distinct ones).

The product of its digits is 66382848, while the sum is 63.

The spelling of 32378387877 in words is "thirty-two billion, three hundred seventy-eight million, three hundred eighty-seven thousand, eight hundred seventy-seven".