71601606001 has 8 divisors (see below), whose sum is σ = 75402381600. Its totient is φ = 67804057440.

The previous prime is 71601605987. The next prime is 71601606053. The reversal of 71601606001 is 10060610617.

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

It is a cyclic number.

It is not a de Polignac number, because 71601606001 - 2³⁵ = 37241867633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (71601606301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 761140 + ... + 850021.

It is an arithmetic number, because the mean of its divisors is an integer number (9425297700).

Almost surely, 2^71601606001 is an apocalyptic number.

It is an amenable number.

71601606001 is a deficient number, since it is larger than the sum of its proper divisors (3800775599).

71601606001 is a wasteful number, since it uses less digits than its factorization.

71601606001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1613519.

The product of its (nonzero) digits is 1512, while the sum is 28.

It can be divided in two parts, 7160 and 1606001, that added together give a palindrome (1613161).

The spelling of 71601606001 in words is "seventy-one billion, six hundred one million, six hundred six thousand, one".