56526001667 has 2 divisors, whose sum is σ = 56526001668. Its totient is φ = 56526001666.

The previous prime is 56526001619. The next prime is 56526001673. The reversal of 56526001667 is 76610062565.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56526001667 - 2⁶ = 56526001603 is a prime.

It is a super-3 number, since 3×56526001667³ (a number of 33 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (56526001687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28263000833 + 28263000834.

It is an arithmetic number, because the mean of its divisors is an integer number (28263000834).

Almost surely, 2^56526001667 is an apocalyptic number.

56526001667 is a deficient number, since it is larger than the sum of its proper divisors (1).

56526001667 is an equidigital number, since it uses as much as digits as its factorization.

56526001667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 453600, while the sum is 44.

The spelling of 56526001667 in words is "fifty-six billion, five hundred twenty-six million, one thousand, six hundred sixty-seven".