28376277300 has 162 divisors, whose sum is σ = 103465472838. Its totient is φ = 6485996160.

The previous prime is 28376277299. The next prime is 28376277313. The reversal of 28376277300 is 377267382.

28376277300 is a `hidden beast` number, since 2 + 8 + 3 + 76 + 277 + 300 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 53406864 + 28322870436 = 7308^2 + 168294^2 .

It is a super-2 number, since 2×28376277300² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 277627 + ... + 365826.

Almost surely, 2^28376277300 is an apocalyptic number.

28376277300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

28376277300 is an abundant number, since it is smaller than the sum of its proper divisors (75089195538).

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

28376277300 is a wasteful number, since it uses less digits than its factorization.

28376277300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643487 (or 643470 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 45.

The spelling of 28376277300 in words is "twenty-eight billion, three hundred seventy-six million, two hundred seventy-seven thousand, three hundred".