16140545446551 has 8 divisors (see below), whose sum is σ = 21533393971200. Its totient is φ = 10754030276472.

The previous prime is 16140545446547. The next prime is 16140545446567. The reversal of 16140545446551 is 15564454504161.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16140545446551 - 2² = 16140545446547 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16140545446494 and 16140545446503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16140545446511) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1583332695 + ... + 1583342888.

It is an arithmetic number, because the mean of its divisors is an integer number (2691674246400).

Almost surely, 2^{16140545446551} is an apocalyptic number.

16140545446551 is a deficient number, since it is larger than the sum of its proper divisors (5392848524649).

16140545446551 is a wasteful number, since it uses less digits than its factorization.

16140545446551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3166677285.

The product of its (nonzero) digits is 5760000, while the sum is 51.

The spelling of 16140545446551 in words is "sixteen trillion, one hundred forty billion, five hundred forty-five million, four hundred forty-six thousand, five hundred fifty-one".