142453554212321 has 16 divisors (see below), whose sum is σ = 163589120664000. Its totient is φ = 122682702643200.

The previous prime is 142453554212317. The next prime is 142453554212381. The reversal of 142453554212321 is 123212455354241.

It is a cyclic number.

It is not a de Polignac number, because 142453554212321 - 2² = 142453554212317 is a prime.

It is a super-3 number, since 3×142453554212321³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142453554212381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7059896 + ... + 18296153.

It is an arithmetic number, because the mean of its divisors is an integer number (10224320041500).

Almost surely, 2^{142453554212321} is an apocalyptic number.

142453554212321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

142453554212321 is a deficient number, since it is larger than the sum of its proper divisors (21135566451679).

142453554212321 is a wasteful number, since it uses less digits than its factorization.

142453554212321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25382960.

The product of its digits is 1152000, while the sum is 44.

The spelling of 142453554212321 in words is "one hundred forty-two trillion, four hundred fifty-three billion, five hundred fifty-four million, two hundred twelve thousand, three hundred twenty-one".