16451505123053 has 64 divisors (see below), whose sum is σ = 23289245952000. Its totient is φ = 11192152008960.

The previous prime is 16451505123043. The next prime is 16451505123083. The reversal of 16451505123053 is 35032150515461.

It is not a de Polignac number, because 16451505123053 - 2¹⁸ = 16451504860909 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16451505123053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16451505123013) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10953098 + ... + 12364196.

It is an arithmetic number, because the mean of its divisors is an integer number (363894468000).

Almost surely, 2^{16451505123053} is an apocalyptic number.

16451505123053 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

16451505123053 is a deficient number, since it is larger than the sum of its proper divisors (6837740828947).

16451505123053 is a wasteful number, since it uses less digits than its factorization.

16451505123053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1411762.

The product of its (nonzero) digits is 270000, while the sum is 41.

The spelling of 16451505123053 in words is "sixteen trillion, four hundred fifty-one billion, five hundred five million, one hundred twenty-three thousand, fifty-three".