45278085511 has 2 divisors, whose sum is σ = 45278085512. Its totient is φ = 45278085510.

The previous prime is 45278085353. The next prime is 45278085551. The reversal of 45278085511 is 11558087254.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45278085511 - 2¹⁷ = 45277954439 is a prime.

It is a super-2 number, since 2×45278085511² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45278085551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22639042755 + 22639042756.

It is an arithmetic number, because the mean of its divisors is an integer number (22639042756).

Almost surely, 2^45278085511 is an apocalyptic number.

45278085511 is a deficient number, since it is larger than the sum of its proper divisors (1).

45278085511 is an equidigital number, since it uses as much as digits as its factorization.

45278085511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448000, while the sum is 46.

The spelling of 45278085511 in words is "forty-five billion, two hundred seventy-eight million, eighty-five thousand, five hundred eleven".