52490144697 has 8 divisors (see below), whose sum is σ = 69987942144. Its totient is φ = 34992888528.

The previous prime is 52490144689. The next prime is 52490144711. The reversal of 52490144697 is 79644109425.

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

It is not a de Polignac number, because 52490144697 - 2³ = 52490144689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52490144617) 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, 238423 + ... + 402275.

It is an arithmetic number, because the mean of its divisors is an integer number (8748492768).

Almost surely, 2^52490144697 is an apocalyptic number.

It is an amenable number.

52490144697 is a deficient number, since it is larger than the sum of its proper divisors (17497797447).

52490144697 is a wasteful number, since it uses less digits than its factorization.

52490144697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270639.

The product of its (nonzero) digits is 2177280, while the sum is 51.

The spelling of 52490144697 in words is "fifty-two billion, four hundred ninety million, one hundred forty-four thousand, six hundred ninety-seven".