18062956394 has 32 divisors (see below), whose sum is σ = 31685022720. Its totient is φ = 7562535552.

The previous prime is 18062956391. The next prime is 18062956397. The reversal of 18062956394 is 49365926081.

It is an interprime number because it is at equal distance from previous prime (18062956391) and next prime (18062956397).

It is a Harshad number since it is a multiple of its sum of digits (53).

It is not an unprimeable number, because it can be changed into a prime (18062956391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120647 + ... + 225125.

It is an arithmetic number, because the mean of its divisors is an integer number (990156960).

Almost surely, 2^18062956394 is an apocalyptic number.

18062956394 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

18062956394 is a deficient number, since it is larger than the sum of its proper divisors (13622066326).

18062956394 is a wasteful number, since it uses less digits than its factorization.

18062956394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104774.

The product of its (nonzero) digits is 2799360, while the sum is 53.

The spelling of 18062956394 in words is "eighteen billion, sixty-two million, nine hundred fifty-six thousand, three hundred ninety-four".