144920535874 has 8 divisors (see below), whose sum is σ = 217389378960. Its totient is φ = 72457409556.

The previous prime is 144920535869. The next prime is 144920535883. The reversal of 144920535874 is 478535029441.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1365244 + ... + 1467559.

It is an arithmetic number, because the mean of its divisors is an integer number (27173672370).

Almost surely, 2^144920535874 is an apocalyptic number.

144920535874 is a deficient number, since it is larger than the sum of its proper divisors (72468843086).

144920535874 is a wasteful number, since it uses less digits than its factorization.

144920535874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2858384.

The product of its (nonzero) digits is 4838400, while the sum is 52.

The spelling of 144920535874 in words is "one hundred forty-four billion, nine hundred twenty million, five hundred thirty-five thousand, eight hundred seventy-four".