3508778012 has 6 divisors (see below), whose sum is σ = 6140361528. Its totient is φ = 1754389004.

The previous prime is 3508777981. The next prime is 3508778023. The reversal of 3508778012 is 2108778053.

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, 438597248 + ... + 438597255.

It is an arithmetic number, because the mean of its divisors is an integer number (1023393588).

Almost surely, 2^3508778012 is an apocalyptic number.

It is an amenable number.

3508778012 is a deficient number, since it is larger than the sum of its proper divisors (2631583516).

3508778012 is a wasteful number, since it uses less digits than its factorization.

3508778012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 877194507 (or 877194505 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 41.

The square root of 3508778012 is about 59234.9391153566. The cubic root of 3508778012 is about 1519.5627222065.

Adding to 3508778012 its sum of digits (41), we get a palindrome (3508778053).

The spelling of 3508778012 in words is "three billion, five hundred eight million, seven hundred seventy-eight thousand, twelve".