2661531062 has 8 divisors (see below), whose sum is σ = 3995426736. Its totient is φ = 1329722152.

The previous prime is 2661531029. The next prime is 2661531073. The reversal of 2661531062 is 2601351662.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 518498 + ... + 523605.

It is an arithmetic number, because the mean of its divisors is an integer number (499428342).

Almost surely, 2^2661531062 is an apocalyptic number.

2661531062 is a deficient number, since it is larger than the sum of its proper divisors (1333895674).

2661531062 is a wasteful number, since it uses less digits than its factorization.

2661531062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1043382.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 2661531062 is about 51590.0287071058. The cubic root of 2661531062 is about 1385.8317692709.

The spelling of 2661531062 in words is "two billion, six hundred sixty-one million, five hundred thirty-one thousand, sixty-two".