4745377136521 has 8 divisors (see below), whose sum is σ = 5423322573504. Its totient is φ = 4067440303920.

The previous prime is 4745377136509. The next prime is 4745377136557. The reversal of 4745377136521 is 1256317735474.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4745377136521 - 2⁷ = 4745377136393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4745377136321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 922510 + ... + 3215863.

It is an arithmetic number, because the mean of its divisors is an integer number (677915321688).

Almost surely, 2^{4745377136521} is an apocalyptic number.

It is an amenable number.

4745377136521 is a deficient number, since it is larger than the sum of its proper divisors (677945436983).

4745377136521 is a wasteful number, since it uses less digits than its factorization.

4745377136521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4302191.

The product of its digits is 14817600, while the sum is 55.

The spelling of 4745377136521 in words is "four trillion, seven hundred forty-five billion, three hundred seventy-seven million, one hundred thirty-six thousand, five hundred twenty-one".