71033620142 has 16 divisors (see below), whose sum is σ = 106901759664. Its totient is φ = 35399760000.

The previous prime is 71033620139. The next prime is 71033620183. The reversal of 71033620142 is 24102633017.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2794892 + ... + 2820192.

It is an arithmetic number, because the mean of its divisors is an integer number (6681359979).

Almost surely, 2^71033620142 is an apocalyptic number.

71033620142 is a deficient number, since it is larger than the sum of its proper divisors (35868139522).

71033620142 is a wasteful number, since it uses less digits than its factorization.

71033620142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29875.

The product of its (nonzero) digits is 6048, while the sum is 29.

The spelling of 71033620142 in words is "seventy-one billion, thirty-three million, six hundred twenty thousand, one hundred forty-two".