16551753541427 has 16 divisors (see below), whose sum is σ = 19000629312000. Its totient is φ = 14291187584544.

The previous prime is 16551753541397. The next prime is 16551753541439. The reversal of 16551753541427 is 72414535715561.

It is not a de Polignac number, because 16551753541427 - 2¹² = 16551753537331 is a prime.

It is a super-2 number, since 2×16551753541427² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16551753541487) 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, 424101677 + ... + 424140702.

It is an arithmetic number, because the mean of its divisors is an integer number (1187539332000).

Almost surely, 2^{16551753541427} is an apocalyptic number.

16551753541427 is a deficient number, since it is larger than the sum of its proper divisors (2448875770573).

16551753541427 is a wasteful number, since it uses less digits than its factorization.

16551753541427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848242490.

The product of its digits is 17640000, while the sum is 56.

The spelling of 16551753541427 in words is "sixteen trillion, five hundred fifty-one billion, seven hundred fifty-three million, five hundred forty-one thousand, four hundred twenty-seven".