84734643748 has 24 divisors (see below), whose sum is σ = 159897215520. Its totient is φ = 39158498880.

The previous prime is 84734643661. The next prime is 84734643751.

84734643748 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×84734643748² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 84734643692 and 84734643701.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13593586 + ... + 13599817.

It is an arithmetic number, because the mean of its divisors is an integer number (6662383980).

Almost surely, 2^84734643748 is an apocalyptic number.

It is an amenable number.

84734643748 is a deficient number, since it is larger than the sum of its proper divisors (75162571772).

84734643748 is a wasteful number, since it uses less digits than its factorization.

84734643748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27193467 (or 27193465 counting only the distinct ones).

The product of its digits is 43352064, while the sum is 58.

The spelling of 84734643748 in words is "eighty-four billion, seven hundred thirty-four million, six hundred forty-three thousand, seven hundred forty-eight".