53750040517111 has 4 divisors (see below), whose sum is σ = 53899762078800. Its totient is φ = 53600318955424.

The previous prime is 53750040517037. The next prime is 53750040517183. The reversal of 53750040517111 is 11171504005735.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53750040517111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53750040517711) 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, 74860780306 + ... + 74860781023.

It is an arithmetic number, because the mean of its divisors is an integer number (13474940519700).

Almost surely, 2^{53750040517111} is an apocalyptic number.

53750040517111 is a deficient number, since it is larger than the sum of its proper divisors (149721561689).

53750040517111 is a wasteful number, since it uses less digits than its factorization.

53750040517111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149721561688.

The product of its (nonzero) digits is 73500, while the sum is 40.

The spelling of 53750040517111 in words is "fifty-three trillion, seven hundred fifty billion, forty million, five hundred seventeen thousand, one hundred eleven".