53033307778 has 8 divisors (see below), whose sum is σ = 86781776400. Its totient is φ = 24106048980.

The previous prime is 53033307773. The next prime is 53033307799. The reversal of 53033307778 is 87770333035.

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

It is not an unprimeable number, because it can be changed into a prime (53033307773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1205302428 + ... + 1205302471.

It is an arithmetic number, because the mean of its divisors is an integer number (10847722050).

Almost surely, 2^53033307778 is an apocalyptic number.

53033307778 is a deficient number, since it is larger than the sum of its proper divisors (33748468622).

53033307778 is a wasteful number, since it uses less digits than its factorization.

53033307778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2410604912.

The product of its (nonzero) digits is 1111320, while the sum is 46.

The spelling of 53033307778 in words is "fifty-three billion, thirty-three million, three hundred seven thousand, seven hundred seventy-eight".