19143925142029 has 16 divisors (see below), whose sum is σ = 19677863304000. Its totient is φ = 18610863917184.

The previous prime is 19143925142021. The next prime is 19143925142113. The reversal of 19143925142029 is 92024152934191.

It is a cyclic number.

It is not a de Polignac number, because 19143925142029 - 2³ = 19143925142021 is a prime.

It is a super-2 number, since 2×19143925142029² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19143925142021) 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, 217557489 + ... + 217645465.

It is an arithmetic number, because the mean of its divisors is an integer number (1229866456500).

Almost surely, 2^{19143925142029} is an apocalyptic number.

It is an amenable number.

19143925142029 is a deficient number, since it is larger than the sum of its proper divisors (533938161971).

19143925142029 is a wasteful number, since it uses less digits than its factorization.

19143925142029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92892.

The product of its (nonzero) digits is 1399680, while the sum is 52.

The spelling of 19143925142029 in words is "nineteen trillion, one hundred forty-three billion, nine hundred twenty-five million, one hundred forty-two thousand, twenty-nine".