53444345011502 has 16 divisors (see below), whose sum is σ = 81292236012000. Its totient is φ = 26349159948672.

The previous prime is 53444345011489. The next prime is 53444345011549. The reversal of 53444345011502 is 20511054344435.

It is a self number, because there is not a number n which added to its sum of digits gives 53444345011502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 556687127 + ... + 556783122.

It is an arithmetic number, because the mean of its divisors is an integer number (5080764750750).

Almost surely, 2^{53444345011502} is an apocalyptic number.

53444345011502 is a deficient number, since it is larger than the sum of its proper divisors (27847891000498).

53444345011502 is a wasteful number, since it uses less digits than its factorization.

53444345011502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1113470587.

The product of its (nonzero) digits is 576000, while the sum is 41.

Adding to 53444345011502 its reverse (20511054344435), we get a palindrome (73955399355937).

The spelling of 53444345011502 in words is "fifty-three trillion, four hundred forty-four billion, three hundred forty-five million, eleven thousand, five hundred two".