20627696350 has 24 divisors (see below), whose sum is σ = 38371481568. Its totient is φ = 8250225600.

The previous prime is 20627696293. The next prime is 20627696371. The reversal of 20627696350 is 5369672602.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 20627696350.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 727642 + ... + 755458.

It is an arithmetic number, because the mean of its divisors is an integer number (1598811732).

Almost surely, 2^20627696350 is an apocalyptic number.

20627696350 is a deficient number, since it is larger than the sum of its proper divisors (17743785218).

20627696350 is a wasteful number, since it uses less digits than its factorization.

20627696350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42660 (or 42655 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 46.

The spelling of 20627696350 in words is "twenty billion, six hundred twenty-seven million, six hundred ninety-six thousand, three hundred fifty".