117836470846 has 4 divisors (see below), whose sum is σ = 176754706272. Its totient is φ = 58918235422.

The previous prime is 117836470841. The next prime is 117836470859. The reversal of 117836470846 is 648074638711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 648074638711 = 9133 ⋅70959667.

It is a super-2 number, since 2×117836470846² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117836470841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29459117710 + ... + 29459117713.

It is an arithmetic number, because the mean of its divisors is an integer number (44188676568).

Almost surely, 2^117836470846 is an apocalyptic number.

117836470846 is a deficient number, since it is larger than the sum of its proper divisors (58918235426).

117836470846 is an equidigital number, since it uses as much as digits as its factorization.

117836470846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58918235425.

The product of its (nonzero) digits is 5419008, while the sum is 55.

The spelling of 117836470846 in words is "one hundred seventeen billion, eight hundred thirty-six million, four hundred seventy thousand, eight hundred forty-six".