36777077434 has 4 divisors (see below), whose sum is σ = 55165616154. Its totient is φ = 18388538716.

The previous prime is 36777077387. The next prime is 36777077437. The reversal of 36777077434 is 43477077763.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 25295312025 + 11481765409 = 159045^2 + 107153^2 .

It is not an unprimeable number, because it can be changed into a prime (36777077437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9194269357 + ... + 9194269360.

Almost surely, 2^36777077434 is an apocalyptic number.

36777077434 is a deficient number, since it is larger than the sum of its proper divisors (18388538720).

36777077434 is a wasteful number, since it uses less digits than its factorization.

36777077434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18388538719.

The product of its (nonzero) digits is 14521248, while the sum is 55.

The spelling of 36777077434 in words is "thirty-six billion, seven hundred seventy-seven million, seventy-seven thousand, four hundred thirty-four".