89458076479 has 2 divisors, whose sum is σ = 89458076480. Its totient is φ = 89458076478.

The previous prime is 89458076473. The next prime is 89458076497. The reversal of 89458076479 is 97467085498.

Together with next prime (89458076497) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89458076479 is a prime.

It is a super-2 number, since 2×89458076479² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89458076473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44729038239 + 44729038240.

It is an arithmetic number, because the mean of its divisors is an integer number (44729038240).

Almost surely, 2^89458076479 is an apocalyptic number.

89458076479 is a deficient number, since it is larger than the sum of its proper divisors (1).

89458076479 is an equidigital number, since it uses as much as digits as its factorization.

89458076479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 121927680, while the sum is 67.

The spelling of 89458076479 in words is "eighty-nine billion, four hundred fifty-eight million, seventy-six thousand, four hundred seventy-nine".