38550641650 has 48 divisors (see below), whose sum is σ = 73584602784. Its totient is φ = 15017950080.

The previous prime is 38550641639. The next prime is 38550641687. The reversal of 38550641650 is 5614605583.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a junction number, because it is equal to n+sod(n) for n = 38550641597 and 38550641606.

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, 720214 + ... + 771886.

It is an arithmetic number, because the mean of its divisors is an integer number (1533012558).

Almost surely, 2^38550641650 is an apocalyptic number.

38550641650 is a deficient number, since it is larger than the sum of its proper divisors (35033961134).

38550641650 is a wasteful number, since it uses less digits than its factorization.

38550641650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52075 (or 52070 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 43.

The spelling of 38550641650 in words is "thirty-eight billion, five hundred fifty million, six hundred forty-one thousand, six hundred fifty".