52540145202878 has 8 divisors (see below), whose sum is σ = 80145984207960. Its totient is φ = 25824817133560.

The previous prime is 52540145202841. The next prime is 52540145202899. The reversal of 52540145202878 is 87820254104525.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222627733793 + ... + 222627734028.

It is an arithmetic number, because the mean of its divisors is an integer number (10018248025995).

Almost surely, 2^{52540145202878} is an apocalyptic number.

52540145202878 is a deficient number, since it is larger than the sum of its proper divisors (27605839005082).

52540145202878 is a wasteful number, since it uses less digits than its factorization.

52540145202878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445255467882.

The product of its (nonzero) digits is 7168000, while the sum is 53.

The spelling of 52540145202878 in words is "fifty-two trillion, five hundred forty billion, one hundred forty-five million, two hundred two thousand, eight hundred seventy-eight".