53534020018390 has 32 divisors (see below), whose sum is σ = 98722003919616. Its totient is φ = 20890203112800.

The previous prime is 53534020018387. The next prime is 53534020018429. The reversal of 53534020018390 is 9381002043535.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75282636 + ... + 75990415.

It is an arithmetic number, because the mean of its divisors is an integer number (3085062622488).

Almost surely, 2^{53534020018390} is an apocalyptic number.

53534020018390 is a deficient number, since it is larger than the sum of its proper divisors (45187983901226).

53534020018390 is a wasteful number, since it uses less digits than its factorization.

53534020018390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151273924.

The product of its (nonzero) digits is 388800, while the sum is 43.

The spelling of 53534020018390 in words is "fifty-three trillion, five hundred thirty-four billion, twenty million, eighteen thousand, three hundred ninety".