16555303157451 has 16 divisors (see below), whose sum is σ = 24602308099200. Its totient is φ = 9840923238528.

The previous prime is 16555303157431. The next prime is 16555303157467. The reversal of 16555303157451 is 15475130355561.

It is not a de Polignac number, because 16555303157451 - 2⁶ = 16555303157387 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a junction number, because it is equal to n+sod(n) for n = 16555303157394 and 16555303157403.

It is not an unprimeable number, because it can be changed into a prime (16555303157431) 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, 8542467121 + ... + 8542469058.

It is an arithmetic number, because the mean of its divisors is an integer number (1537644256200).

Almost surely, 2^{16555303157451} is an apocalyptic number.

16555303157451 is a deficient number, since it is larger than the sum of its proper divisors (8047004941749).

16555303157451 is a wasteful number, since it uses less digits than its factorization.

16555303157451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17084936218.

The product of its (nonzero) digits is 4725000, while the sum is 51.

The spelling of 16555303157451 in words is "sixteen trillion, five hundred fifty-five billion, three hundred three million, one hundred fifty-seven thousand, four hundred fifty-one".