620132133672 has 192 divisors, whose sum is σ = 1750597954560. Its totient is φ = 198146995200.

The previous prime is 620132133671. The next prime is 620132133703. The reversal of 620132133672 is 276331231026.

620132133672 is a `hidden beast` number, since 620 + 1 + 3 + 21 + 3 + 3 + 6 + 7 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (620132133671) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 289374633 + ... + 289376775.

It is an arithmetic number, because the mean of its divisors is an integer number (9117697680).

Almost surely, 2^620132133672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 620132133672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (875298977280).

620132133672 is an abundant number, since it is smaller than the sum of its proper divisors (1130465820888).

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

620132133672 is a wasteful number, since it uses less digits than its factorization.

620132133672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3864 (or 3857 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

Adding to 620132133672 its reverse (276331231026), we get a palindrome (896463364698).

The spelling of 620132133672 in words is "six hundred twenty billion, one hundred thirty-two million, one hundred thirty-three thousand, six hundred seventy-two".