71240221266762 has 16 divisors (see below), whose sum is σ = 150861645035712. Its totient is φ = 22349873338560.

The previous prime is 71240221266673. The next prime is 71240221266811. The reversal of 71240221266762 is 26766212204217.

It is a super-2 number, since 2×71240221266762² (a number of 29 digits) contains 22 as substring.

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, 349216770814 + ... + 349216771017.

It is an arithmetic number, because the mean of its divisors is an integer number (9428852814732).

Almost surely, 2^{71240221266762} is an apocalyptic number.

71240221266762 is an abundant number, since it is smaller than the sum of its proper divisors (79621423768950).

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

71240221266762 is a wasteful number, since it uses less digits than its factorization.

71240221266762 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 698433541853.

The product of its (nonzero) digits is 1354752, while the sum is 48.

The spelling of 71240221266762 in words is "seventy-one trillion, two hundred forty billion, two hundred twenty-one million, two hundred sixty-six thousand, seven hundred sixty-two".