3813803761858 has 16 divisors (see below), whose sum is σ = 6026843092320. Its totient is φ = 1805024320416.

The previous prime is 3813803761841. The next prime is 3813803761883. The reversal of 3813803761858 is 8581673083183.

It is a super-2 number, since 2×3813803761858² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3813803761796 and 3813803761805.

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, 42018060 + ... + 42108727.

It is an arithmetic number, because the mean of its divisors is an integer number (376677693270).

Almost surely, 2^{3813803761858} is an apocalyptic number.

3813803761858 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

3813803761858 is a deficient number, since it is larger than the sum of its proper divisors (2213039330462).

3813803761858 is a wasteful number, since it uses less digits than its factorization.

3813803761858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84128001.

The product of its (nonzero) digits is 23224320, while the sum is 61.

The spelling of 3813803761858 in words is "three trillion, eight hundred thirteen billion, eight hundred three million, seven hundred sixty-one thousand, eight hundred fifty-eight".