34722380538 has 64 divisors (see below), whose sum is σ = 78845184000. Its totient is φ = 11321744112.

The previous prime is 34722380527. The next prime is 34722380569. The reversal of 34722380538 is 83508322743.

34722380538 is a `hidden beast` number, since 34 + 7 + 2 + 2 + 3 + 80 + 538 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 34722380493 and 34722380502.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9284673 + ... + 9288411.

It is an arithmetic number, because the mean of its divisors is an integer number (1231956000).

Almost surely, 2^34722380538 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34722380538, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39422592000).

34722380538 is an abundant number, since it is smaller than the sum of its proper divisors (44122803462).

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

34722380538 is a wasteful number, since it uses less digits than its factorization.

34722380538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7456 (or 7450 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The spelling of 34722380538 in words is "thirty-four billion, seven hundred twenty-two million, three hundred eighty thousand, five hundred thirty-eight".