16526407655253 has 16 divisors (see below), whose sum is σ = 22746756635136. Its totient is φ = 10661854801920.

The previous prime is 16526407655203. The next prime is 16526407655273. The reversal of 16526407655253 is 35255670462561.

It is a happy number.

It is not a de Polignac number, because 16526407655253 - 2¹⁷ = 16526407524181 is a prime.

It is a super-2 number, since 2×16526407655253² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16526407655193 and 16526407655202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16526407655203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52501 + ... + 5749397.

It is an arithmetic number, because the mean of its divisors is an integer number (1421672289696).

Almost surely, 2^{16526407655253} is an apocalyptic number.

It is an amenable number.

16526407655253 is a deficient number, since it is larger than the sum of its proper divisors (6220348979883).

16526407655253 is a wasteful number, since it uses less digits than its factorization.

16526407655253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5728124.

The product of its (nonzero) digits is 45360000, while the sum is 57.

The spelling of 16526407655253 in words is "sixteen trillion, five hundred twenty-six billion, four hundred seven million, six hundred fifty-five thousand, two hundred fifty-three".