45357054949 has 2 divisors, whose sum is σ = 45357054950. Its totient is φ = 45357054948.

The previous prime is 45357054943. The next prime is 45357055013. The reversal of 45357054949 is 94945075354.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42547312900 + 2809742049 = 206270^2 + 53007^2 .

It is a cyclic number.

It is not a de Polignac number, because 45357054949 - 2¹⁷ = 45356923877 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45357054949.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45357054943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22678527474 + 22678527475.

It is an arithmetic number, because the mean of its divisors is an integer number (22678527475).

Almost surely, 2^45357054949 is an apocalyptic number.

It is an amenable number.

45357054949 is a deficient number, since it is larger than the sum of its proper divisors (1).

45357054949 is an equidigital number, since it uses as much as digits as its factorization.

45357054949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608000, while the sum is 55.

The spelling of 45357054949 in words is "forty-five billion, three hundred fifty-seven million, fifty-four thousand, nine hundred forty-nine".