144090491272 has 64 divisors (see below), whose sum is σ = 334556772480. Its totient is φ = 56653074432.

The previous prime is 144090491263. The next prime is 144090491297. The reversal of 144090491272 is 272194090441.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 488473 + ... + 725800.

It is an arithmetic number, because the mean of its divisors is an integer number (5227449570).

Almost surely, 2^144090491272 is an apocalyptic number.

It is an amenable number.

144090491272 is an abundant number, since it is smaller than the sum of its proper divisors (190466281208).

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

144090491272 is a wasteful number, since it uses less digits than its factorization.

144090491272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1214462 (or 1214458 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 43.

The spelling of 144090491272 in words is "one hundred forty-four billion, ninety million, four hundred ninety-one thousand, two hundred seventy-two".