1086861155226 has 32 divisors (see below), whose sum is σ = 2710095349248. Its totient is φ = 282301598640.

The previous prime is 1086861155213. The next prime is 1086861155239. The reversal of 1086861155226 is 6225511686801.

It is an interprime number because it is at equal distance from previous prime (1086861155213) and next prime (1086861155239).

It is a super-2 number, since 2×1086861155226² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1176256200 + ... + 1176257123.

It is an arithmetic number, because the mean of its divisors is an integer number (84690479664).

Almost surely, 2^{1086861155226} is an apocalyptic number.

1086861155226 is an abundant number, since it is smaller than the sum of its proper divisors (1623234194022).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1086861155226 is a wasteful number, since it uses less digits than its factorization.

1086861155226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2352513346.

The product of its (nonzero) digits is 1382400, while the sum is 51.

The spelling of 1086861155226 in words is "one trillion, eighty-six billion, eight hundred sixty-one million, one hundred fifty-five thousand, two hundred twenty-six".