1849339746761 has 8 divisors (see below), whose sum is σ = 1991698089024. Its totient is φ = 1706995895760.

The previous prime is 1849339746713. The next prime is 1849339746799. The reversal of 1849339746761 is 1676479339481.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1849339746761 is a prime.

It is a super-2 number, since 2×1849339746761² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1849339746691 and 1849339746700.

It is not an unprimeable number, because it can be changed into a prime (1849339746061) 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, 3357035 + ... + 3868896.

It is an arithmetic number, because the mean of its divisors is an integer number (248962261128).

Almost surely, 2^{1849339746761} is an apocalyptic number.

It is an amenable number.

1849339746761 is a deficient number, since it is larger than the sum of its proper divisors (142358342263).

1849339746761 is a wasteful number, since it uses less digits than its factorization.

1849339746761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7245631.

The product of its digits is 164602368, while the sum is 68.

The spelling of 1849339746761 in words is "one trillion, eight hundred forty-nine billion, three hundred thirty-nine million, seven hundred forty-six thousand, seven hundred sixty-one".