100377677428 has 24 divisors (see below), whose sum is σ = 200763589824. Its totient is φ = 43017240000.

The previous prime is 100377677419. The next prime is 100377677429. The reversal of 100377677428 is 824776773001.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100377677429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 805728 + ... + 921928.

It is an arithmetic number, because the mean of its divisors is an integer number (8365149576).

Almost surely, 2^100377677428 is an apocalyptic number.

It is an amenable number.

100377677428 is an abundant number, since it is smaller than the sum of its proper divisors (100385912396).

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

100377677428 is a wasteful number, since it uses less digits than its factorization.

100377677428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147063 (or 147061 counting only the distinct ones).

The product of its (nonzero) digits is 2765952, while the sum is 52.

The spelling of 100377677428 in words is "one hundred billion, three hundred seventy-seven million, six hundred seventy-seven thousand, four hundred twenty-eight".