143665646400045 has 384 divisors, whose sum is σ = 315329302978560. Its totient is φ = 58779373731840.

The previous prime is 143665646399993. The next prime is 143665646400061. The reversal of 143665646400045 is 540004646566341.

143665646400045 is a `hidden beast` number, since 1 + 4 + 36 + 6 + 564 + 6 + 4 + 0 + 0 + 0 + 45 = 666.

It is not a de Polignac number, because 143665646400045 - 2⁶ = 143665646399981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 143665646399964 and 143665646400000.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 31791466296 + ... + 31791470814.

It is an arithmetic number, because the mean of its divisors is an integer number (821170059840).

Almost surely, 2^{143665646400045} is an apocalyptic number.

143665646400045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

143665646400045 is an abundant number, since it is smaller than the sum of its proper divisors (171663656578515).

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

143665646400045 is a wasteful number, since it uses less digits than its factorization.

143665646400045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5225 (or 5222 counting only the distinct ones).

The product of its (nonzero) digits is 24883200, while the sum is 54.

The spelling of 143665646400045 in words is "one hundred forty-three trillion, six hundred sixty-five billion, six hundred forty-six million, four hundred thousand, forty-five".