53802197438 has 48 divisors (see below), whose sum is σ = 95184376560. Its totient is φ = 22603190400.

The previous prime is 53802197429. The next prime is 53802197443. The reversal of 53802197438 is 83479120835.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 243008 + ... + 408236.

It is an arithmetic number, because the mean of its divisors is an integer number (1983007845).

Almost surely, 2^53802197438 is an apocalyptic number.

53802197438 is a deficient number, since it is larger than the sum of its proper divisors (41382179122).

53802197438 is a wasteful number, since it uses less digits than its factorization.

53802197438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165321 (or 165302 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 50.

The spelling of 53802197438 in words is "fifty-three billion, eight hundred two million, one hundred ninety-seven thousand, four hundred thirty-eight".