71142683017098 has 64 divisors (see below), whose sum is σ = 186731307463680. Its totient is φ = 17506060070400.

The previous prime is 71142683017093. The next prime is 71142683017099. The reversal of 71142683017098 is 89071038624117.

It is a super-2 number, since 2×71142683017098² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (71142683017093) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4052319943 + ... + 4052337498.

It is an arithmetic number, because the mean of its divisors is an integer number (2917676679120).

Almost surely, 2^{71142683017098} is an apocalyptic number.

71142683017098 is an abundant number, since it is smaller than the sum of its proper divisors (115588624446582).

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

71142683017098 is a wasteful number, since it uses less digits than its factorization.

71142683017098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8104657483.

The product of its (nonzero) digits is 4064256, while the sum is 57.

The spelling of 71142683017098 in words is "seventy-one trillion, one hundred forty-two billion, six hundred eighty-three million, seventeen thousand, ninety-eight".