4212991853 has 8 divisors (see below), whose sum is σ = 4970165760. Its totient is φ = 3494647440.

The previous prime is 4212991831. The next prime is 4212991879. The reversal of 4212991853 is 3581992124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4212991853 - 2²⁶ = 4145882989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4212991753) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9707138 + ... + 9707571.

It is an arithmetic number, because the mean of its divisors is an integer number (621270720).

Almost surely, 2^4212991853 is an apocalyptic number.

It is an amenable number.

4212991853 is a deficient number, since it is larger than the sum of its proper divisors (757173907).

4212991853 is a wasteful number, since it uses less digits than its factorization.

4212991853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19414747.

The product of its digits is 155520, while the sum is 44.

The square root of 4212991853 is about 64907.5639120742. The cubic root of 4212991853 is about 1615.0905390043.

The spelling of 4212991853 in words is "four billion, two hundred twelve million, nine hundred ninety-one thousand, eight hundred fifty-three".