71404026542 has 8 divisors (see below), whose sum is σ = 108921396600. Its totient is φ = 35096894344.

The previous prime is 71404026511. The next prime is 71404026553. The reversal of 71404026542 is 24562040417.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 302559317 + ... + 302559552.

It is an arithmetic number, because the mean of its divisors is an integer number (13615174575).

Almost surely, 2^71404026542 is an apocalyptic number.

71404026542 is a deficient number, since it is larger than the sum of its proper divisors (37517370058).

71404026542 is a wasteful number, since it uses less digits than its factorization.

71404026542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605118930.

The product of its (nonzero) digits is 53760, while the sum is 35.

Adding to 71404026542 its reverse (24562040417), we get a palindrome (95966066959).

The spelling of 71404026542 in words is "seventy-one billion, four hundred four million, twenty-six thousand, five hundred forty-two".