4507931661 has 8 divisors (see below), whose sum is σ = 6014805120. Its totient is φ = 3003172992.

The previous prime is 4507931653. The next prime is 4507931671. The reversal of 4507931661 is 1661397054.

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

It is not a de Polignac number, because 4507931661 - 2³ = 4507931653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4507931641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 523716 + ... + 532253.

It is an arithmetic number, because the mean of its divisors is an integer number (751850640).

Almost surely, 2^4507931661 is an apocalyptic number.

It is an amenable number.

4507931661 is a deficient number, since it is larger than the sum of its proper divisors (1506873459).

4507931661 is a wasteful number, since it uses less digits than its factorization.

4507931661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057395.

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 4507931661 is about 67141.1324077871. The cubic root of 4507931661 is about 1651.9330464973.

The spelling of 4507931661 in words is "four billion, five hundred seven million, nine hundred thirty-one thousand, six hundred sixty-one".