20632509026 has 8 divisors (see below), whose sum is σ = 31087547904. Its totient is φ = 10269993060.

The previous prime is 20632509011. The next prime is 20632509043. The reversal of 20632509026 is 62090523602.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23130170 + ... + 23131061.

It is an arithmetic number, because the mean of its divisors is an integer number (3885943488).

Almost surely, 2^20632509026 is an apocalyptic number.

20632509026 is a deficient number, since it is larger than the sum of its proper divisors (10455038878).

20632509026 is a wasteful number, since it uses less digits than its factorization.

20632509026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46261456.

The product of its (nonzero) digits is 38880, while the sum is 35.

The spelling of 20632509026 in words is "twenty billion, six hundred thirty-two million, five hundred nine thousand, twenty-six".