20934526152 has 32 divisors (see below), whose sum is σ = 52340745600. Its totient is φ = 6977584704.

The previous prime is 20934526117. The next prime is 20934526153. The reversal of 20934526152 is 25162543902.

It is a self number, because there is not a number n which added to its sum of digits gives 20934526152.

It is not an unprimeable number, because it can be changed into a prime (20934526153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 324874 + ... + 383942.

It is an arithmetic number, because the mean of its divisors is an integer number (1635648300).

Almost surely, 2^20934526152 is an apocalyptic number.

It is an amenable number.

20934526152 is an abundant number, since it is smaller than the sum of its proper divisors (31406219448).

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

20934526152 is a wasteful number, since it uses less digits than its factorization.

20934526152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73845 (or 73841 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 39.

The spelling of 20934526152 in words is "twenty billion, nine hundred thirty-four million, five hundred twenty-six thousand, one hundred fifty-two".