3816628131950 has 48 divisors (see below), whose sum is σ = 7196672347776. Its totient is φ = 1505633932800.

The previous prime is 3816628131919. The next prime is 3816628131971. The reversal of 3816628131950 is 591318266183.

It is a happy number.

It is a super-2 number, since 2×3816628131950² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3816628131892 and 3816628131901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72656195 + ... + 72708705.

It is an arithmetic number, because the mean of its divisors is an integer number (149930673912).

Almost surely, 2^{3816628131950} is an apocalyptic number.

3816628131950 is a deficient number, since it is larger than the sum of its proper divisors (3380044215826).

3816628131950 is a wasteful number, since it uses less digits than its factorization.

3816628131950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72509 (or 72504 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 53.

The spelling of 3816628131950 in words is "three trillion, eight hundred sixteen billion, six hundred twenty-eight million, one hundred thirty-one thousand, nine hundred fifty".