71402744117650 has 48 divisors (see below), whose sum is σ = 151181905042368. Its totient is φ = 24835737080000.

The previous prime is 71402744117641. The next prime is 71402744117723. The reversal of 71402744117650 is 5671144720417.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 71402744117594 and 71402744117603.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2822230201 + ... + 2822255500.

It is an arithmetic number, because the mean of its divisors is an integer number (3149623021716).

Almost surely, 2^{71402744117650} is an apocalyptic number.

71402744117650 is an abundant number, since it is smaller than the sum of its proper divisors (79779160924718).

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

71402744117650 is a wasteful number, since it uses less digits than its factorization.

71402744117650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5644485747 (or 5644485742 counting only the distinct ones).

The product of its (nonzero) digits is 1317120, while the sum is 49.

The spelling of 71402744117650 in words is "seventy-one trillion, four hundred two billion, seven hundred forty-four million, one hundred seventeen thousand, six hundred fifty".