52040545501 has 32 divisors (see below), whose sum is σ = 66085920000. Its totient is φ = 40801150656.

The previous prime is 52040545489. The next prime is 52040545507. The reversal of 52040545501 is 10554504025.

It is not a de Polignac number, because 52040545501 - 2¹¹ = 52040543453 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 (52040545507) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51315 + ... + 326671.

It is an arithmetic number, because the mean of its divisors is an integer number (2065185000).

Almost surely, 2^52040545501 is an apocalyptic number.

It is an amenable number.

52040545501 is a deficient number, since it is larger than the sum of its proper divisors (14045374499).

52040545501 is a wasteful number, since it uses less digits than its factorization.

52040545501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275426 (or 275412 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 31.

The spelling of 52040545501 in words is "fifty-two billion, forty million, five hundred forty-five thousand, five hundred one".