5961533977 has 8 divisors (see below), whose sum is σ = 6906513536. Its totient is φ = 5039887392.

The previous prime is 5961533959. The next prime is 5961533987. The reversal of 5961533977 is 7793351695.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5961533977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5961533927) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5832693 + ... + 5833714.

It is an arithmetic number, because the mean of its divisors is an integer number (863314192).

Almost surely, 2^5961533977 is an apocalyptic number.

It is an amenable number.

5961533977 is a deficient number, since it is larger than the sum of its proper divisors (944979559).

5961533977 is a wasteful number, since it uses less digits than its factorization.

5961533977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11666487.

The product of its digits is 5358150, while the sum is 55.

The square root of 5961533977 is about 77210.9705741354. The cubic root of 5961533977 is about 1813.2290757405.

The spelling of 5961533977 in words is "five billion, nine hundred sixty-one million, five hundred thirty-three thousand, nine hundred seventy-seven".