34520021152 has 12 divisors (see below), whose sum is σ = 67961291706. Its totient is φ = 17260010560.

The previous prime is 34520021141. The next prime is 34520021191. The reversal of 34520021152 is 25112002543.

It can be written as a sum of positive squares in only one way, i.e., 23653209616 + 10866811536 = 153796^2 + 104244^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 539375299 + ... + 539375362.

Almost surely, 2^34520021152 is an apocalyptic number.

34520021152 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

34520021152 is a deficient number, since it is larger than the sum of its proper divisors (33441270554).

34520021152 is a wasteful number, since it uses less digits than its factorization.

34520021152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078750671 (or 1078750663 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 34520021152 its reverse (25112002543), we get a palindrome (59632023695).

The spelling of 34520021152 in words is "thirty-four billion, five hundred twenty million, twenty-one thousand, one hundred fifty-two".