445765420077513 has 16 divisors (see below), whose sum is σ = 610862099067456. Its totient is φ = 288934543558080.

The previous prime is 445765420077493. The next prime is 445765420077521. The reversal of 445765420077513 is 315770024567544.

It is a happy number.

It is not a de Polignac number, because 445765420077513 - 2¹² = 445765420073417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (445765420077533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1462303783 + ... + 1462608588.

It is an arithmetic number, because the mean of its divisors is an integer number (38178881191716).

Almost surely, 2^{445765420077513} is an apocalyptic number.

It is an amenable number.

445765420077513 is a deficient number, since it is larger than the sum of its proper divisors (165096678989943).

445765420077513 is a wasteful number, since it uses less digits than its factorization.

445765420077513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2924913784.

The product of its (nonzero) digits is 98784000, while the sum is 60.

The spelling of 445765420077513 in words is "four hundred forty-five trillion, seven hundred sixty-five billion, four hundred twenty million, seventy-seven thousand, five hundred thirteen".