20348604532 has 24 divisors (see below), whose sum is σ = 35977751712. Its totient is φ = 10069332000.

The previous prime is 20348604517. The next prime is 20348604539. The reversal of 20348604532 is 23540684302.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 20348604491 and 20348604500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20348604539) 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, 1094103 + ... + 1112545.

It is an arithmetic number, because the mean of its divisors is an integer number (1499072988).

Almost surely, 2^20348604532 is an apocalyptic number.

It is an amenable number.

20348604532 is a deficient number, since it is larger than the sum of its proper divisors (15629147180).

20348604532 is a wasteful number, since it uses less digits than its factorization.

20348604532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21279 (or 21277 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 37.

The spelling of 20348604532 in words is "twenty billion, three hundred forty-eight million, six hundred four thousand, five hundred thirty-two".