53405362698 has 16 divisors (see below), whose sum is σ = 106935953376. Its totient is φ = 17780916240.

The previous prime is 53405362679. The next prime is 53405362721. The reversal of 53405362698 is 89626350435.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 53405362698.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5212288 + ... + 5222523.

It is an arithmetic number, because the mean of its divisors is an integer number (6683497086).

Almost surely, 2^53405362698 is an apocalyptic number.

53405362698 is an abundant number, since it is smaller than the sum of its proper divisors (53530590678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53405362698 is a wasteful number, since it uses less digits than its factorization.

53405362698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10435669.

The product of its (nonzero) digits is 4665600, while the sum is 51.

The spelling of 53405362698 in words is "fifty-three billion, four hundred five million, three hundred sixty-two thousand, six hundred ninety-eight".