942611426135261 has 4 divisors (see below), whose sum is σ = 998059157084412. Its totient is φ = 887163695186112.

The previous prime is 942611426135177. The next prime is 942611426135293. The reversal of 942611426135261 is 162531624116249.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 379018793244025 + 563592632891236 = 19468405^2 + 23740106^2 .

It is a cyclic number.

It is not a de Polignac number, because 942611426135261 - 2²² = 942611421940957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (942611426132261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27723865474550 + ... + 27723865474583.

It is an arithmetic number, because the mean of its divisors is an integer number (249514789271103).

Almost surely, 2^{942611426135261} is an apocalyptic number.

It is an amenable number.

942611426135261 is a deficient number, since it is larger than the sum of its proper divisors (55447730949151).

942611426135261 is a wasteful number, since it uses less digits than its factorization.

942611426135261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55447730949150.

The product of its digits is 3732480, while the sum is 53.

The spelling of 942611426135261 in words is "nine hundred forty-two trillion, six hundred eleven billion, four hundred twenty-six million, one hundred thirty-five thousand, two hundred sixty-one".