20741635622 has 16 divisors (see below), whose sum is σ = 31217432400. Its totient is φ = 10335879840.

The previous prime is 20741635619. The next prime is 20741635633. The reversal of 20741635622 is 22653614702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 778904 + ... + 805092.

It is an arithmetic number, because the mean of its divisors is an integer number (1951089525).

Almost surely, 2^20741635622 is an apocalyptic number.

20741635622 is a deficient number, since it is larger than the sum of its proper divisors (10475796778).

20741635622 is a wasteful number, since it uses less digits than its factorization.

20741635622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27511.

The product of its (nonzero) digits is 120960, while the sum is 38.

The spelling of 20741635622 in words is "twenty billion, seven hundred forty-one million, six hundred thirty-five thousand, six hundred twenty-two".