701540081901 has 6 divisors (see below), whose sum is σ = 1013335673870. Its totient is φ = 467693387928.

The previous prime is 701540081867. The next prime is 701540081909. The reversal of 701540081901 is 109180045107.

It can be written as a sum of positive squares in only one way, i.e., 655895895876 + 45644186025 = 809874^2 + 213645^2 .

It is not a de Polignac number, because 701540081901 - 2⁷ = 701540081773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (701540081909) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38974448986 + ... + 38974449003.

Almost surely, 2^701540081901 is an apocalyptic number.

It is an amenable number.

701540081901 is a deficient number, since it is larger than the sum of its proper divisors (311795591969).

701540081901 is a wasteful number, since it uses less digits than its factorization.

701540081901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77948897995 (or 77948897992 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 36.

The spelling of 701540081901 in words is "seven hundred one billion, five hundred forty million, eighty-one thousand, nine hundred one".