3850534672640 has 36 divisors (see below), whose sum is σ = 9223233836124. Its totient is φ = 1540213868544.

The previous prime is 3850534672631. The next prime is 3850534672681. The reversal of 3850534672640 is 462764350583.

It can be written as a sum of positive squares in 2 ways, for example, as 1983004708864 + 1867529963776 = 1408192^2 + 1366576^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1504113827 + ... + 1504116386.

Almost surely, 2^{3850534672640} is an apocalyptic number.

It is an amenable number.

3850534672640 is an abundant number, since it is smaller than the sum of its proper divisors (5372699163484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3850534672640 is an equidigital number, since it uses as much as digits as its factorization.

3850534672640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3008230234 (or 3008230220 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 53.

The spelling of 3850534672640 in words is "three trillion, eight hundred fifty billion, five hundred thirty-four million, six hundred seventy-two thousand, six hundred forty".