143401628057 has 4 divisors (see below), whose sum is σ = 143834865936. Its totient is φ = 142968390180.

The previous prime is 143401627997. The next prime is 143401628129. The reversal of 143401628057 is 750826104341.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 143401628057 - 2²⁰ = 143400579481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143401622057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216618443 + ... + 216619104.

It is an arithmetic number, because the mean of its divisors is an integer number (35958716484).

Almost surely, 2^143401628057 is an apocalyptic number.

It is an amenable number.

143401628057 is a deficient number, since it is larger than the sum of its proper divisors (433237879).

143401628057 is an equidigital number, since it uses as much as digits as its factorization.

143401628057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433237878.

The product of its (nonzero) digits is 161280, while the sum is 41.

The spelling of 143401628057 in words is "one hundred forty-three billion, four hundred one million, six hundred twenty-eight thousand, fifty-seven".