4745161621761 has 16 divisors (see below), whose sum is σ = 6902161932288. Its totient is φ = 2875810251600.

The previous prime is 4745161621727. The next prime is 4745161621777. The reversal of 4745161621761 is 1671261615474.

It is a de Polignac number, because none of the positive numbers 2^k-4745161621761 is a prime.

It is a super-2 number, since 2×4745161621761² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4745161621261) 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, 1059216 + ... + 3257646.

It is an arithmetic number, because the mean of its divisors is an integer number (431385120768).

Almost surely, 2^{4745161621761} is an apocalyptic number.

It is an amenable number.

4745161621761 is a deficient number, since it is larger than the sum of its proper divisors (2157000310527).

4745161621761 is a wasteful number, since it uses less digits than its factorization.

4745161621761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2263852.

The product of its digits is 1693440, while the sum is 51.

The spelling of 4745161621761 in words is "four trillion, seven hundred forty-five billion, one hundred sixty-one million, six hundred twenty-one thousand, seven hundred sixty-one".