3427978645296 has 50 divisors (see below), whose sum is σ = 9921564740252. Its totient is φ = 1142659548000.

The previous prime is 3427978645253. The next prime is 3427978645337. The reversal of 3427978645296 is 6925468797243.

3427978645296 is a `hidden beast` number, since 3 + 4 + 2 + 7 + 9 + 7 + 86 + 452 + 96 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1322521330 + ... + 1322523921.

Almost surely, 2^{3427978645296} is an apocalyptic number.

3427978645296 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3427978645296 is an abundant number, since it is smaller than the sum of its proper divisors (6493586094956).

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

3427978645296 is a wasteful number, since it uses less digits than its factorization.

3427978645296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2645045271 (or 2645045256 counting only the distinct ones).

The product of its digits is 1097349120, while the sum is 72.

The spelling of 3427978645296 in words is "three trillion, four hundred twenty-seven billion, nine hundred seventy-eight million, six hundred forty-five thousand, two hundred ninety-six".