2261530261612 has 6 divisors (see below), whose sum is σ = 3957677957828. Its totient is φ = 1130765130804.

The previous prime is 2261530261609. The next prime is 2261530261619. The reversal of 2261530261612 is 2161620351622.

It is a super-2 number, since 2×2261530261612² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2261530261619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282691282698 + ... + 282691282705.

Almost surely, 2^{2261530261612} is an apocalyptic number.

It is an amenable number.

2261530261612 is a deficient number, since it is larger than the sum of its proper divisors (1696147696216).

2261530261612 is a wasteful number, since it uses less digits than its factorization.

2261530261612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565382565407 (or 565382565405 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 2261530261612 in words is "two trillion, two hundred sixty-one billion, five hundred thirty million, two hundred sixty-one thousand, six hundred twelve".