143403661662 has 16 divisors (see below), whose sum is σ = 286813109520. Its totient is φ = 47800256192.

The previous prime is 143403661637. The next prime is 143403661663. The reversal of 143403661662 is 266166304341.

It is a super-2 number, since 2×143403661662² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143403661663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123514 + ... + 549602.

It is an arithmetic number, because the mean of its divisors is an integer number (17925819345).

Almost surely, 2^143403661662 is an apocalyptic number.

143403661662 is an abundant number, since it is smaller than the sum of its proper divisors (143409447858).

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

143403661662 is a wasteful number, since it uses less digits than its factorization.

143403661662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482187.

The product of its (nonzero) digits is 373248, while the sum is 42.

The spelling of 143403661662 in words is "one hundred forty-three billion, four hundred three million, six hundred sixty-one thousand, six hundred sixty-two".