145746662194 has 16 divisors (see below), whose sum is σ = 252658742400. Its totient is φ = 61761024864.

The previous prime is 145746662167. The next prime is 145746662197. The reversal of 145746662194 is 491266647541.

It is not an unprimeable number, because it can be changed into a prime (145746662197) 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, 58484574 + ... + 58487065.

It is an arithmetic number, because the mean of its divisors is an integer number (15791171400).

Almost surely, 2^145746662194 is an apocalyptic number.

145746662194 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

145746662194 is a deficient number, since it is larger than the sum of its proper divisors (106912080206).

145746662194 is a wasteful number, since it uses less digits than its factorization.

145746662194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116971737.

The product of its digits is 8709120, while the sum is 55.

The spelling of 145746662194 in words is "one hundred forty-five billion, seven hundred forty-six million, six hundred sixty-two thousand, one hundred ninety-four".