3850505610091 has 16 divisors (see below), whose sum is σ = 4490270023104. Its totient is φ = 3233349310464.

The previous prime is 3850505610071. The next prime is 3850505610101. The reversal of 3850505610091 is 1900165050583.

It is not a de Polignac number, because 3850505610091 - 2⁷ = 3850505609963 is a prime.

It is a super-3 number, since 3×3850505610091³ (a number of 39 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3850505610031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7461106 + ... + 7960471.

It is an arithmetic number, because the mean of its divisors is an integer number (280641876444).

Almost surely, 2^{3850505610091} is an apocalyptic number.

3850505610091 is a deficient number, since it is larger than the sum of its proper divisors (639764413013).

3850505610091 is a wasteful number, since it uses less digits than its factorization.

3850505610091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15422310.

The product of its (nonzero) digits is 162000, while the sum is 43.

The spelling of 3850505610091 in words is "three trillion, eight hundred fifty billion, five hundred five million, six hundred ten thousand, ninety-one".