26940192628 has 6 divisors (see below), whose sum is σ = 47145337106. Its totient is φ = 13470096312.

The previous prime is 26940192619. The next prime is 26940192637. The reversal of 26940192628 is 82629104962.

It is an interprime number because it is at equal distance from previous prime (26940192619) and next prime (26940192637).

It can be written as a sum of positive squares in only one way, i.e., 21897488484 + 5042704144 = 147978^2 + 71012^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3367524075 + ... + 3367524082.

Almost surely, 2^26940192628 is an apocalyptic number.

It is an amenable number.

26940192628 is a deficient number, since it is larger than the sum of its proper divisors (20205144478).

26940192628 is a wasteful number, since it uses less digits than its factorization.

26940192628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6735048161 (or 6735048159 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 49.

The spelling of 26940192628 in words is "twenty-six billion, nine hundred forty million, one hundred ninety-two thousand, six hundred twenty-eight".