701500061661 has 24 divisors (see below), whose sum is σ = 1088072425440. Its totient is φ = 400845568032.

The previous prime is 701500061629. The next prime is 701500061683. The reversal of 701500061661 is 166160005107.

It is not a de Polignac number, because 701500061661 - 2⁵ = 701500061629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (701500061461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9836550 + ... + 9907608.

It is an arithmetic number, because the mean of its divisors is an integer number (45336351060).

Almost surely, 2^701500061661 is an apocalyptic number.

It is an amenable number.

701500061661 is a deficient number, since it is larger than the sum of its proper divisors (386572363779).

701500061661 is a wasteful number, since it uses less digits than its factorization.

701500061661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138233 (or 138226 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 33.

Adding to 701500061661 its reverse (166160005107), we get a palindrome (867660066768).

The spelling of 701500061661 in words is "seven hundred one billion, five hundred million, sixty-one thousand, six hundred sixty-one".