2611932642 has 56 divisors (see below), whose sum is σ = 6408215280. Its totient is φ = 791489880.

The previous prime is 2611932613. The next prime is 2611932643. The reversal of 2611932642 is 2462391162.

It is a happy number.

2611932642 is a `hidden beast` number, since 2 + 6 + 1 + 1 + 9 + 3 + 2 + 642 = 666.

It is a super-3 number, since 3×2611932642³ (a number of 29 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2611932597 and 2611932606.

It is not an unprimeable number, because it can be changed into a prime (2611932643) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 65392 + ... + 97467.

Almost surely, 2^2611932642 is an apocalyptic number.

2611932642 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2611932642 is an abundant number, since it is smaller than the sum of its proper divisors (3796282638).

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

2611932642 is a wasteful number, since it uses less digits than its factorization.

2611932642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162890 (or 162875 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 2611932642 is about 51107.0703719163. The cubic root of 2611932642 is about 1377.1692730519.

The spelling of 2611932642 in words is "two billion, six hundred eleven million, nine hundred thirty-two thousand, six hundred forty-two".