45510551377 has 2 divisors, whose sum is σ = 45510551378. Its totient is φ = 45510551376.

The previous prime is 45510551357. The next prime is 45510551389. The reversal of 45510551377 is 77315501554.

45510551377 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45487931841 + 22619536 = 213279^2 + 4756^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45510551377 is a prime.

It is a super-2 number, since 2×45510551377² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45510551357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22755275688 + 22755275689.

It is an arithmetic number, because the mean of its divisors is an integer number (22755275689).

Almost surely, 2^45510551377 is an apocalyptic number.

It is an amenable number.

45510551377 is a deficient number, since it is larger than the sum of its proper divisors (1).

45510551377 is an equidigital number, since it uses as much as digits as its factorization.

45510551377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 367500, while the sum is 43.

The spelling of 45510551377 in words is "forty-five billion, five hundred ten million, five hundred fifty-one thousand, three hundred seventy-seven".