144923121453274 has 16 divisors (see below), whose sum is σ = 220744742132160. Its totient is φ = 71344302815520.

The previous prime is 144923121453217. The next prime is 144923121453281. The reversal of 144923121453274 is 472354121329441.

It is a super-2 number, since 2×144923121453274² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 690412899 + ... + 690622774.

It is an arithmetic number, because the mean of its divisors is an integer number (13796546383260).

Almost surely, 2^{144923121453274} is an apocalyptic number.

144923121453274 is a deficient number, since it is larger than the sum of its proper divisors (75821620678886).

144923121453274 is a wasteful number, since it uses less digits than its factorization.

144923121453274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1381036485.

The product of its digits is 5806080, while the sum is 52.

The spelling of 144923121453274 in words is "one hundred forty-four trillion, nine hundred twenty-three billion, one hundred twenty-one million, four hundred fifty-three thousand, two hundred seventy-four".