2696494878 has 192 divisors, whose sum is σ = 7646745600. Its totient is φ = 666247680.

The previous prime is 2696494859. The next prime is 2696494901. The reversal of 2696494878 is 8784946962.

2696494878 is a `hidden beast` number, since 2 + 69 + 6 + 494 + 87 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2933703 + ... + 2934621.

It is an arithmetic number, because the mean of its divisors is an integer number (39826800).

Almost surely, 2^2696494878 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2696494878, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3823372800).

2696494878 is an abundant number, since it is smaller than the sum of its proper divisors (4950250722).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2696494878 is a wasteful number, since it uses less digits than its factorization.

2696494878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1047 (or 1044 counting only the distinct ones).

The product of its digits is 41803776, while the sum is 63.

The square root of 2696494878 is about 51927.7852214015. The cubic root of 2696494878 is about 1391.8738211777.

The spelling of 2696494878 in words is "two billion, six hundred ninety-six million, four hundred ninety-four thousand, eight hundred seventy-eight".