52487258624518 has 4 divisors (see below), whose sum is σ = 78730887936780. Its totient is φ = 26243629312258.

The previous prime is 52487258624509. The next prime is 52487258624527. The reversal of 52487258624518 is 81542685278425.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (52487258624509) and next prime (52487258624527).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13121814656128 + ... + 13121814656131.

It is an arithmetic number, because the mean of its divisors is an integer number (19682721984195).

Almost surely, 2^{52487258624518} is an apocalyptic number.

52487258624518 is a deficient number, since it is larger than the sum of its proper divisors (26243629312262).

52487258624518 is a wasteful number, since it uses less digits than its factorization.

52487258624518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26243629312261.

The product of its digits is 344064000, while the sum is 67.

The spelling of 52487258624518 in words is "fifty-two trillion, four hundred eighty-seven billion, two hundred fifty-eight million, six hundred twenty-four thousand, five hundred eighteen".