145138727414 has 8 divisors (see below), whose sum is σ = 217759926648. Its totient is φ = 72552085200.

The previous prime is 145138727411. The next prime is 145138727441. The reversal of 145138727414 is 414727831541.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145138727411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8628752 + ... + 8645555.

It is an arithmetic number, because the mean of its divisors is an integer number (27219990831).

Almost surely, 2^145138727414 is an apocalyptic number.

145138727414 is a deficient number, since it is larger than the sum of its proper divisors (72621199234).

145138727414 is a wasteful number, since it uses less digits than its factorization.

145138727414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17278510.

The product of its digits is 752640, while the sum is 47.

The spelling of 145138727414 in words is "one hundred forty-five billion, one hundred thirty-eight million, seven hundred twenty-seven thousand, four hundred fourteen".