36777681234 has 64 divisors (see below), whose sum is σ = 96416686080. Its totient is φ = 10168940880.

The previous prime is 36777681233. The next prime is 36777681247. The reversal of 36777681234 is 43218677763.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (36777681233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1557564 + ... + 1580999.

It is an arithmetic number, because the mean of its divisors is an integer number (1506510720).

Almost surely, 2^36777681234 is an apocalyptic number.

36777681234 is an abundant number, since it is smaller than the sum of its proper divisors (59639004846).

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

36777681234 is a wasteful number, since it uses less digits than its factorization.

36777681234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3138612 (or 3138606 counting only the distinct ones).

The product of its digits is 7112448, while the sum is 54.

The spelling of 36777681234 in words is "thirty-six billion, seven hundred seventy-seven million, six hundred eighty-one thousand, two hundred thirty-four".