377713328220 has 288 divisors, whose sum is σ = 1173168360000. Its totient is φ = 98348912640.

The previous prime is 377713328171. The next prime is 377713328221. The reversal of 377713328220 is 22823317773.

377713328220 is a `hidden beast` number, since 37 + 7 + 71 + 3 + 328 + 220 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (377713328221) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 546618075 + ... + 546618765.

It is an arithmetic number, because the mean of its divisors is an integer number (4073501250).

Almost surely, 2^377713328220 is an apocalyptic number.

377713328220 is a gapful number since it is divisible by the number (30) 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 377713328220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (586584180000).

377713328220 is an abundant number, since it is smaller than the sum of its proper divisors (795455031780).

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

377713328220 is a wasteful number, since it uses less digits than its factorization.

377713328220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1173 (or 1168 counting only the distinct ones).

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

The spelling of 377713328220 in words is "three hundred seventy-seven billion, seven hundred thirteen million, three hundred twenty-eight thousand, two hundred twenty".