3923949294458 has 16 divisors (see below), whose sum is σ = 6054583075584. Its totient is φ = 1905923008080.

The previous prime is 3923949294457. The next prime is 3923949294479. The reversal of 3923949294458 is 8544929493293.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3923949294391 and 3923949294400.

It is not an unprimeable number, because it can be changed into a prime (3923949294457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41971010 + ... + 42064397.

It is an arithmetic number, because the mean of its divisors is an integer number (378411442224).

Almost surely, 2^{3923949294458} is an apocalyptic number.

3923949294458 is a deficient number, since it is larger than the sum of its proper divisors (2130633781126).

3923949294458 is a wasteful number, since it uses less digits than its factorization.

3923949294458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84036077.

The product of its digits is 604661760, while the sum is 71.

The spelling of 3923949294458 in words is "three trillion, nine hundred twenty-three billion, nine hundred forty-nine million, two hundred ninety-four thousand, four hundred fifty-eight".