44545421533505 has 16 divisors (see below), whose sum is σ = 53463614010048. Its totient is φ = 35630265720000.

The previous prime is 44545421533463. The next prime is 44545421533523. The reversal of 44545421533505 is 50533512454544.

It is not a de Polignac number, because 44545421533505 - 2⁶ = 44545421533441 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 926249510 + ... + 926297600.

It is an arithmetic number, because the mean of its divisors is an integer number (3341475875628).

Almost surely, 2^{44545421533505} is an apocalyptic number.

It is an amenable number.

44545421533505 is a deficient number, since it is larger than the sum of its proper divisors (8918192476543).

44545421533505 is a wasteful number, since it uses less digits than its factorization.

44545421533505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75808.

The product of its (nonzero) digits is 14400000, while the sum is 50.

The spelling of 44545421533505 in words is "forty-four trillion, five hundred forty-five billion, four hundred twenty-one million, five hundred thirty-three thousand, five hundred five".