16537991054 has 32 divisors (see below), whose sum is σ = 26954296320. Its totient is φ = 7564741632.

The previous prime is 16537991009. The next prime is 16537991083. The reversal of 16537991054 is 45019973561.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 16537990993 and 16537991011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4003262 + ... + 4007390.

It is an arithmetic number, because the mean of its divisors is an integer number (842321760).

Almost surely, 2^16537991054 is an apocalyptic number.

16537991054 is a deficient number, since it is larger than the sum of its proper divisors (10416305266).

16537991054 is a wasteful number, since it uses less digits than its factorization.

16537991054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5484.

The product of its (nonzero) digits is 1020600, while the sum is 50.

The spelling of 16537991054 in words is "sixteen billion, five hundred thirty-seven million, nine hundred ninety-one thousand, fifty-four".