367089871661 has 4 divisors (see below), whose sum is σ = 368179159452. Its totient is φ = 366000583872.

The previous prime is 367089871657. The next prime is 367089871717. The reversal of 367089871661 is 166178980763.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 166178980763 = 51949 ⋅3198887.

It can be written as a sum of positive squares in 2 ways, for example, as 221375896036 + 145713975625 = 470506^2 + 381725^2 .

It is a cyclic number.

It is not a de Polignac number, because 367089871661 - 2² = 367089871657 is a prime.

It is a super-3 number, since 3×367089871661³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 367089871594 and 367089871603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (367089871601) 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, 544643390 + ... + 544644063.

It is an arithmetic number, because the mean of its divisors is an integer number (92044789863).

Almost surely, 2^367089871661 is an apocalyptic number.

It is an amenable number.

367089871661 is a deficient number, since it is larger than the sum of its proper divisors (1089287791).

367089871661 is a wasteful number, since it uses less digits than its factorization.

367089871661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1089287790.

The product of its (nonzero) digits is 18289152, while the sum is 62.

The spelling of 367089871661 in words is "three hundred sixty-seven billion, eighty-nine million, eight hundred seventy-one thousand, six hundred sixty-one".