145442833398 has 12 divisors (see below), whose sum is σ = 315126139068. Its totient is φ = 48480944460.

The previous prime is 145442833397. The next prime is 145442833409. The reversal of 145442833398 is 893338244541.

145442833398 is a `hidden beast` number, since 1 + 4 + 5 + 442 + 83 + 33 + 98 = 666.

145442833398 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145442833397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4040078688 + ... + 4040078723.

It is an arithmetic number, because the mean of its divisors is an integer number (26260511589).

Almost surely, 2^145442833398 is an apocalyptic number.

145442833398 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

145442833398 is an abundant number, since it is smaller than the sum of its proper divisors (169683305670).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145442833398 is a wasteful number, since it uses less digits than its factorization.

145442833398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8080157419 (or 8080157416 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 54.

The spelling of 145442833398 in words is "one hundred forty-five billion, four hundred forty-two million, eight hundred thirty-three thousand, three hundred ninety-eight".