38820776720351 has 8 divisors (see below), whose sum is σ = 38839756961808. Its totient is φ = 38801799664000.

The previous prime is 38820776720333. The next prime is 38820776720359. The reversal of 38820776720351 is 15302767702883.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38820776720351 is a prime.

It is a super-2 number, since 2×38820776720351² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38820776720359) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23771111 + ... + 25351671.

It is an arithmetic number, because the mean of its divisors is an integer number (4854969620226).

Almost surely, 2^{38820776720351} is an apocalyptic number.

38820776720351 is a deficient number, since it is larger than the sum of its proper divisors (18980241457).

38820776720351 is a wasteful number, since it uses less digits than its factorization.

38820776720351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1592553.

The product of its (nonzero) digits is 23708160, while the sum is 59.

The spelling of 38820776720351 in words is "thirty-eight trillion, eight hundred twenty billion, seven hundred seventy-six million, seven hundred twenty thousand, three hundred fifty-one".