2042611761 has 32 divisors (see below), whose sum is σ = 3020260608. Its totient is φ = 1221355520.

The previous prime is 2042611733. The next prime is 2042611771. The reversal of 2042611761 is 1671162402.

It is a cyclic number.

It is not a de Polignac number, because 2042611761 - 2⁵ = 2042611729 is a prime.

It is a super-2 number, since 2×2042611761² = 8344525612351042242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2042611771) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 326515 + ... + 332711.

It is an arithmetic number, because the mean of its divisors is an integer number (94383144).

Almost surely, 2^2042611761 is an apocalyptic number.

It is an amenable number.

2042611761 is a deficient number, since it is larger than the sum of its proper divisors (977648847).

2042611761 is a wasteful number, since it uses less digits than its factorization.

2042611761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6521.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 2042611761 is about 45195.2625946570. The cubic root of 2042611761 is about 1268.8061529791.

The spelling of 2042611761 in words is "two billion, forty-two million, six hundred eleven thousand, seven hundred sixty-one".