142055571064 has 24 divisors (see below), whose sum is σ = 292769489880. Its totient is φ = 64570713680.

The previous prime is 142055571023. The next prime is 142055571067. The reversal of 142055571064 is 460175550241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142055571067) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 73374844 + ... + 73376779.

It is an arithmetic number, because the mean of its divisors is an integer number (12198728745).

Almost surely, 2^142055571064 is an apocalyptic number.

It is an amenable number.

142055571064 is an abundant number, since it is smaller than the sum of its proper divisors (150713918816).

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

142055571064 is a wasteful number, since it uses less digits than its factorization.

142055571064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146751651 (or 146751636 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 40.

The spelling of 142055571064 in words is "one hundred forty-two billion, fifty-five million, five hundred seventy-one thousand, sixty-four".