12277055700 has 432 divisors, whose sum is σ = 47696113920. Its totient is φ = 2587403520.

The previous prime is 12277055683. The next prime is 12277055723. The reversal of 12277055700 is 755077221.

12277055700 is a `hidden beast` number, since 12 + 2 + 7 + 70 + 5 + 570 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 13840657 + ... + 13841543.

Almost surely, 2^12277055700 is an apocalyptic number.

12277055700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12277055700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23848056960).

12277055700 is an abundant number, since it is smaller than the sum of its proper divisors (35419058220).

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

12277055700 is a wasteful number, since it uses less digits than its factorization.

12277055700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 953 (or 917 counting only the distinct ones).

The product of its (nonzero) digits is 34300, while the sum is 36.

The spelling of 12277055700 in words is "twelve billion, two hundred seventy-seven million, fifty-five thousand, seven hundred".