143986001445 has 96 divisors (see below), whose sum is σ = 293349498624. Its totient is φ = 64410163200.

The previous prime is 143986001437. The next prime is 143986001479. The reversal of 143986001445 is 544100689341.

143986001445 is a `hidden beast` number, since 1 + 4 + 39 + 8 + 600 + 1 + 4 + 4 + 5 = 666.

It is not a de Polignac number, because 143986001445 - 2³ = 143986001437 is a prime.

It is a super-2 number, since 2×143986001445² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 143986001445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 17956077 + ... + 17964093.

It is an arithmetic number, because the mean of its divisors is an integer number (3055723944).

Almost surely, 2^143986001445 is an apocalyptic number.

143986001445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

143986001445 is an abundant number, since it is smaller than the sum of its proper divisors (149363497179).

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

143986001445 is a wasteful number, since it uses less digits than its factorization.

143986001445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10843 (or 10840 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 143986001445 in words is "one hundred forty-three billion, nine hundred eighty-six million, one thousand, four hundred forty-five".