4623647534781 has 32 divisors (see below), whose sum is σ = 6965667256320. Its totient is φ = 2702294750400.

The previous prime is 4623647534747. The next prime is 4623647534789. The reversal of 4623647534781 is 1874357463264.

It is not a de Polignac number, because 4623647534781 - 2²¹ = 4623645437629 is a prime.

It is a super-2 number, since 2×4623647534781² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4623647534789) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2147625 + ... + 3722846.

It is an arithmetic number, because the mean of its divisors is an integer number (217677101760).

Almost surely, 2^{4623647534781} is an apocalyptic number.

It is an amenable number.

4623647534781 is a deficient number, since it is larger than the sum of its proper divisors (2342019721539).

4623647534781 is a wasteful number, since it uses less digits than its factorization.

4623647534781 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5871337.

The product of its digits is 81285120, while the sum is 60.

The spelling of 4623647534781 in words is "four trillion, six hundred twenty-three billion, six hundred forty-seven million, five hundred thirty-four thousand, seven hundred eighty-one".