70441477631661 has 8 divisors (see below), whose sum is σ = 98005534096320. Its totient is φ = 44919203127392.

The previous prime is 70441477631659. The next prime is 70441477631677. The reversal of 70441477631661 is 16613677414407.

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 70441477631661 - 2¹ = 70441477631659 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70441477631621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 510445490016 + ... + 510445490153.

It is an arithmetic number, because the mean of its divisors is an integer number (12250691762040).

Almost surely, 2^{70441477631661} is an apocalyptic number.

It is an amenable number.

70441477631661 is a deficient number, since it is larger than the sum of its proper divisors (27564056464659).

70441477631661 is a wasteful number, since it uses less digits than its factorization.

70441477631661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1020890980195.

The product of its (nonzero) digits is 14224896, while the sum is 57.

The spelling of 70441477631661 in words is "seventy trillion, four hundred forty-one billion, four hundred seventy-seven million, six hundred thirty-one thousand, six hundred sixty-one".