445450631325777 has 48 divisors (see below), whose sum is σ = 849384855476352. Its totient is φ = 217790988572160.

The previous prime is 445450631325769. The next prime is 445450631325779. The reversal of 445450631325777 is 777523136054544.

It is a happy number.

445450631325777 is a `hidden beast` number, since 4 + 4 + 5 + 4 + 50 + 6 + 3 + 1 + 3 + 2 + 577 + 7 = 666.

It is not a de Polignac number, because 445450631325777 - 2³ = 445450631325769 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (445450631325779) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18905455978 + ... + 18905479539.

It is an arithmetic number, because the mean of its divisors is an integer number (17695517822424).

Almost surely, 2^{445450631325777} is an apocalyptic number.

It is an amenable number.

445450631325777 is a deficient number, since it is larger than the sum of its proper divisors (403934224150575).

445450631325777 is a wasteful number, since it uses less digits than its factorization.

445450631325777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37810935558 (or 37810935555 counting only the distinct ones).

The product of its (nonzero) digits is 296352000, while the sum is 63.

The spelling of 445450631325777 in words is "four hundred forty-five trillion, four hundred fifty billion, six hundred thirty-one million, three hundred twenty-five thousand, seven hundred seventy-seven".