53516977 has 8 divisors (see below), whose sum is σ = 58276800. Its totient is φ = 48951504.

The previous prime is 53516963. The next prime is 53516993. The reversal of 53516977 is 77961535.

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-53516977 is a prime.

It is a super-4 number, since 4×53516977⁴ (a number of 32 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (53516077) 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, 48013 + ... + 49114.

It is an arithmetic number, because the mean of its divisors is an integer number (7284600).

Almost surely, 2^53516977 is an apocalyptic number.

It is an amenable number.

53516977 is a deficient number, since it is larger than the sum of its proper divisors (4759823).

53516977 is a wasteful number, since it uses less digits than its factorization.

53516977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97175.

The product of its digits is 198450, while the sum is 43.

The square root of 53516977 is about 7315.5298509404. The cubic root of 53516977 is about 376.8459548840.

The spelling of 53516977 in words is "fifty-three million, five hundred sixteen thousand, nine hundred seventy-seven".