1077669999949 has 8 divisors (see below), whose sum is σ = 1128262736160. Its totient is φ = 1027972710576.

The previous prime is 1077669999943. The next prime is 1077669999961. The reversal of 1077669999949 is 9499999667701.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1077669999949 - 2³ = 1077669999941 is a prime.

It is a super-2 number, since 2×1077669999949² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1077669999941) 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, 223859247 + ... + 223864060.

It is an arithmetic number, because the mean of its divisors is an integer number (141032842020).

Almost surely, 2^{1077669999949} is an apocalyptic number.

It is an amenable number.

1077669999949 is a deficient number, since it is larger than the sum of its proper divisors (50592736211).

1077669999949 is an equidigital number, since it uses as much as digits as its factorization.

1077669999949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447723419.

The product of its (nonzero) digits is 3749847696, while the sum is 85.

The spelling of 1077669999949 in words is "one trillion, seventy-seven billion, six hundred sixty-nine million, nine hundred ninety-nine thousand, nine hundred forty-nine".