20896519622 has 16 divisors (see below), whose sum is σ = 34196641344. Its totient is φ = 9497769000.

The previous prime is 20896519577. The next prime is 20896519661. The reversal of 20896519622 is 22691569802.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 469097 + ... + 511707.

It is an arithmetic number, because the mean of its divisors is an integer number (2137290084).

Almost surely, 2^20896519622 is an apocalyptic number.

20896519622 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20896519622 is a deficient number, since it is larger than the sum of its proper divisors (13300121722).

20896519622 is a wasteful number, since it uses less digits than its factorization.

20896519622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64915.

The product of its (nonzero) digits is 933120, while the sum is 50.

The spelling of 20896519622 in words is "twenty billion, eight hundred ninety-six million, five hundred nineteen thousand, six hundred twenty-two".