3758871100721 has 8 divisors (see below), whose sum is σ = 4103351734944. Its totient is φ = 3414851313120.

The previous prime is 3758871100639. The next prime is 3758871100757. The reversal of 3758871100721 is 1270011788573.

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-3758871100721 is a prime.

It is a super-2 number, since 2×3758871100721² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3758871100721.

It is not an unprimeable number, because it can be changed into a prime (3758871103721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115194596 + ... + 115227221.

It is an arithmetic number, because the mean of its divisors is an integer number (512918966868).

Almost surely, 2^{3758871100721} is an apocalyptic number.

It is an amenable number.

3758871100721 is a deficient number, since it is larger than the sum of its proper divisors (344480634223).

3758871100721 is a wasteful number, since it uses less digits than its factorization.

3758871100721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230423311.

The product of its (nonzero) digits is 658560, while the sum is 50.

The spelling of 3758871100721 in words is "three trillion, seven hundred fifty-eight billion, eight hundred seventy-one million, one hundred thousand, seven hundred twenty-one".