45436263437 has 2 divisors, whose sum is σ = 45436263438. Its totient is φ = 45436263436.

The previous prime is 45436263419. The next prime is 45436263473. The reversal of 45436263437 is 73436263454.

Together with next prime (45436263473) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40290927076 + 5145336361 = 200726^2 + 71731^2 .

It is a cyclic number.

It is not a de Polignac number, because 45436263437 - 2¹⁰ = 45436262413 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45436263391 and 45436263400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45433263437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22718131718 + 22718131719.

It is an arithmetic number, because the mean of its divisors is an integer number (22718131719).

Almost surely, 2^45436263437 is an apocalyptic number.

It is an amenable number.

45436263437 is a deficient number, since it is larger than the sum of its proper divisors (1).

45436263437 is an equidigital number, since it uses as much as digits as its factorization.

45436263437 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4354560, while the sum is 47.

The spelling of 45436263437 in words is "forty-five billion, four hundred thirty-six million, two hundred sixty-three thousand, four hundred thirty-seven".