3850388461538 has 16 divisors (see below), whose sum is σ = 6218972393760. Its totient is φ = 1781236535616.

The previous prime is 3850388461429. The next prime is 3850388461603. The reversal of 3850388461538 is 8351648830583.

It is a happy number.

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, 959715956 + ... + 959719967.

It is an arithmetic number, because the mean of its divisors is an integer number (388685774610).

Almost surely, 2^{3850388461538} is an apocalyptic number.

3850388461538 is a deficient number, since it is larger than the sum of its proper divisors (2368583932222).

3850388461538 is a wasteful number, since it uses less digits than its factorization.

3850388461538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1919436001.

The product of its (nonzero) digits is 66355200, while the sum is 62.

The spelling of 3850388461538 in words is "three trillion, eight hundred fifty billion, three hundred eighty-eight million, four hundred sixty-one thousand, five hundred thirty-eight".