1712046156551 has 2 divisors, whose sum is σ = 1712046156552. Its totient is φ = 1712046156550.

The previous prime is 1712046156547. The next prime is 1712046156593. The reversal of 1712046156551 is 1556516402171.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1712046156551 - 2² = 1712046156547 is a prime.

It is a super-2 number, since 2×1712046156551² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1712046156251) 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 as a sum of consecutive naturals, namely, 856023078275 + 856023078276.

It is an arithmetic number, because the mean of its divisors is an integer number (856023078276).

Almost surely, 2^{1712046156551} is an apocalyptic number.

1712046156551 is a deficient number, since it is larger than the sum of its proper divisors (1).

1712046156551 is an equidigital number, since it uses as much as digits as its factorization.

1712046156551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252000, while the sum is 44.

The spelling of 1712046156551 in words is "one trillion, seven hundred twelve billion, forty-six million, one hundred fifty-six thousand, five hundred fifty-one".