45317357551 has 2 divisors, whose sum is σ = 45317357552. Its totient is φ = 45317357550.

The previous prime is 45317357531. The next prime is 45317357597. The reversal of 45317357551 is 15575371354.

It is an a-pointer prime, because the next prime (45317357597) can be obtained adding 45317357551 to its sum of digits (46).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45317357551 - 2¹³ = 45317349359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45317357531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22658678775 + 22658678776.

It is an arithmetic number, because the mean of its divisors is an integer number (22658678776).

Almost surely, 2^45317357551 is an apocalyptic number.

45317357551 is a deficient number, since it is larger than the sum of its proper divisors (1).

45317357551 is an equidigital number, since it uses as much as digits as its factorization.

45317357551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1102500, while the sum is 46.

The spelling of 45317357551 in words is "forty-five billion, three hundred seventeen million, three hundred fifty-seven thousand, five hundred fifty-one".