2032311779678 has 4 divisors (see below), whose sum is σ = 3048467669520. Its totient is φ = 1016155889838.

The previous prime is 2032311779651. The next prime is 2032311779711. The reversal of 2032311779678 is 8769771132302.

It is a happy number.

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

It is a super-2 number, since 2×2032311779678² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

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, 508077944918 + ... + 508077944921.

It is an arithmetic number, because the mean of its divisors is an integer number (762116917380).

Almost surely, 2^{2032311779678} is an apocalyptic number.

2032311779678 is a deficient number, since it is larger than the sum of its proper divisors (1016155889842).

2032311779678 is a wasteful number, since it uses less digits than its factorization.

2032311779678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016155889841.

The product of its (nonzero) digits is 5334336, while the sum is 56.

The spelling of 2032311779678 in words is "two trillion, thirty-two billion, three hundred eleven million, seven hundred seventy-nine thousand, six hundred seventy-eight".