1610151001065 has 24 divisors (see below), whose sum is σ = 2791008584520. Its totient is φ = 858722529024.

The previous prime is 1610151001057. The next prime is 1610151001099. The reversal of 1610151001065 is 5601001510161.

It can be written as a sum of positive squares in 4 ways, for example, as 368823006864 + 1241327994201 = 607308^2 + 1114149^2 .

It is not a de Polignac number, because 1610151001065 - 2³ = 1610151001057 is a prime.

It is a super-2 number, since 2×1610151001065² (a number of 25 digits) contains 22 as substring.

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, 1127331 + ... + 2119239.

It is an arithmetic number, because the mean of its divisors is an integer number (116292024355).

Almost surely, 2^{1610151001065} is an apocalyptic number.

1610151001065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1610151001065 is a deficient number, since it is larger than the sum of its proper divisors (1180857583455).

1610151001065 is a wasteful number, since it uses less digits than its factorization.

1610151001065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1027993 (or 1027990 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 27.

The spelling of 1610151001065 in words is "one trillion, six hundred ten billion, one hundred fifty-one million, one thousand, sixty-five".