84623414850428 has 12 divisors (see below), whose sum is σ = 148614265658040. Its totient is φ = 42162196090992.

The previous prime is 84623414850421. The next prime is 84623414850431. The reversal of 84623414850428 is 82405841432648.

It is a super-2 number, since 2×84623414850428² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84623414850421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37377832283 + ... + 37377834546.

It is an arithmetic number, because the mean of its divisors is an integer number (12384522138170).

Almost surely, 2^{84623414850428} is an apocalyptic number.

It is an amenable number.

84623414850428 is a deficient number, since it is larger than the sum of its proper divisors (63990850807612).

84623414850428 is a wasteful number, since it uses less digits than its factorization.

84623414850428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74755667116 (or 74755667114 counting only the distinct ones).

The product of its (nonzero) digits is 47185920, while the sum is 59.

The spelling of 84623414850428 in words is "eighty-four trillion, six hundred twenty-three billion, four hundred fourteen million, eight hundred fifty thousand, four hundred twenty-eight".