143406740664 has 96 divisors (see below), whose sum is σ = 426936407040. Its totient is φ = 43124827200.

The previous prime is 143406740599. The next prime is 143406740669. The reversal of 143406740664 is 466047604341.

143406740664 is a `hidden beast` number, since 143 + 40 + 6 + 7 + 406 + 64 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143406740669) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 587352 + ... + 794855.

It is an arithmetic number, because the mean of its divisors is an integer number (4447254240).

Almost surely, 2^143406740664 is an apocalyptic number.

It is an amenable number.

143406740664 is an abundant number, since it is smaller than the sum of its proper divisors (283529666376).

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

143406740664 is a wasteful number, since it uses less digits than its factorization.

143406740664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1382361 (or 1382354 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 45.

The spelling of 143406740664 in words is "one hundred forty-three billion, four hundred six million, seven hundred forty thousand, six hundred sixty-four".