1401701577641 has 4 divisors (see below), whose sum is σ = 1401704201472. Its totient is φ = 1401698953812.

The previous prime is 1401701577593. The next prime is 1401701577667. The reversal of 1401701577641 is 1467751071041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1401701577641 - 2²⁶ = 1401634468777 is a prime.

It is a super-2 number, since 2×1401701577641² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1401701577592 and 1401701577601.

It is not an unprimeable number, because it can be changed into a prime (1401701570641) 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 3 ways as a sum of consecutive naturals, for example, 191801 + ... + 1685286.

It is an arithmetic number, because the mean of its divisors is an integer number (350426050368).

Almost surely, 2^{1401701577641} is an apocalyptic number.

It is an amenable number.

1401701577641 is a deficient number, since it is larger than the sum of its proper divisors (2623831).

1401701577641 is an equidigital number, since it uses as much as digits as its factorization.

1401701577641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2623830.

The product of its (nonzero) digits is 164640, while the sum is 44.

The spelling of 1401701577641 in words is "one trillion, four hundred one billion, seven hundred one million, five hundred seventy-seven thousand, six hundred forty-one".