143453306444 has 24 divisors (see below), whose sum is σ = 289692119808. Its totient is φ = 60883094160.

The previous prime is 143453306429. The next prime is 143453306459. The reversal of 143453306444 is 444603354341.

It is an interprime number because it is at equal distance from previous prime (143453306429) and next prime (143453306459).

It is a super-2 number, since 2×143453306444² (a number of 23 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, 24867662 + ... + 24873429.

It is an arithmetic number, because the mean of its divisors is an integer number (12070504992).

Almost surely, 2^143453306444 is an apocalyptic number.

143453306444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

143453306444 is an abundant number, since it is smaller than the sum of its proper divisors (146238813364).

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

143453306444 is a wasteful number, since it uses less digits than its factorization.

143453306444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49741205 (or 49741203 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 41.

The spelling of 143453306444 in words is "one hundred forty-three billion, four hundred fifty-three million, three hundred six thousand, four hundred forty-four".