761100020661 has 8 divisors (see below), whose sum is σ = 1027026534240. Its totient is φ = 501286760432.

The previous prime is 761100020641. The next prime is 761100020677. The reversal of 761100020661 is 166020001167.

761100020661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 761100020661 - 2¹³ = 761100012469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (761100020621) 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, 1528313046 + ... + 1528313543.

It is an arithmetic number, because the mean of its divisors is an integer number (128378316780).

Almost surely, 2^761100020661 is an apocalyptic number.

It is an amenable number.

761100020661 is a deficient number, since it is larger than the sum of its proper divisors (265926513579).

761100020661 is a wasteful number, since it uses less digits than its factorization.

761100020661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3056626675.

The product of its (nonzero) digits is 3024, while the sum is 30.

The spelling of 761100020661 in words is "seven hundred sixty-one billion, one hundred million, twenty thousand, six hundred sixty-one".