20738737976592 has 80 divisors (see below), whose sum is σ = 55359110758400. Its totient is φ = 6683164329600.

The previous prime is 20738737976569. The next prime is 20738737976597. The reversal of 20738737976592 is 29567973783702.

It is not an unprimeable number, because it can be changed into a prime (20738737976597) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5557342 + ... + 8506557.

It is an arithmetic number, because the mean of its divisors is an integer number (691988884480).

Almost surely, 2^{20738737976592} is an apocalyptic number.

It is an amenable number.

20738737976592 is an abundant number, since it is smaller than the sum of its proper divisors (34620372781808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20738737976592 is a wasteful number, since it uses less digits than its factorization.

20738737976592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14064932 (or 14064926 counting only the distinct ones).

The product of its (nonzero) digits is 1680315840, while the sum is 75.

The spelling of 20738737976592 in words is "twenty trillion, seven hundred thirty-eight billion, seven hundred thirty-seven million, nine hundred seventy-six thousand, five hundred ninety-two".