2266406046261 has 24 divisors (see below), whose sum is σ = 3744990666560. Its totient is φ = 1293835415616.

The previous prime is 2266406046253. The next prime is 2266406046263. The reversal of 2266406046261 is 1626406046622.

It is not a de Polignac number, because 2266406046261 - 2³ = 2266406046253 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 (2266406046263) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17347651 + ... + 17477808.

Almost surely, 2^{2266406046261} is an apocalyptic number.

2266406046261 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2266406046261 is a deficient number, since it is larger than the sum of its proper divisors (1478584620299).

2266406046261 is a wasteful number, since it uses less digits than its factorization.

2266406046261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34826505 (or 34826502 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 45.

The spelling of 2266406046261 in words is "two trillion, two hundred sixty-six billion, four hundred six million, forty-six thousand, two hundred sixty-one".