1094678612639 has 4 divisors (see below), whose sum is σ = 1159071472224. Its totient is φ = 1030285753056.

The previous prime is 1094678612611. The next prime is 1094678612653. The reversal of 1094678612639 is 9362168764901.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1094678612639 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 (1094678618639) 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, 32196429767 + ... + 32196429800.

It is an arithmetic number, because the mean of its divisors is an integer number (289767868056).

Almost surely, 2^{1094678612639} is an apocalyptic number.

1094678612639 is a deficient number, since it is larger than the sum of its proper divisors (64392859585).

1094678612639 is an equidigital number, since it uses as much as digits as its factorization.

1094678612639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64392859584.

The product of its (nonzero) digits is 23514624, while the sum is 62.

The spelling of 1094678612639 in words is "one trillion, ninety-four billion, six hundred seventy-eight million, six hundred twelve thousand, six hundred thirty-nine".