34538777780 has 48 divisors (see below), whose sum is σ = 78124330704. Its totient is φ = 12750566400.

The previous prime is 34538777711. The next prime is 34538777851. The reversal of 34538777780 is 8777783543.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 1847968144 + 32690809636 = 42988^2 + 180806^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2945930 + ... + 2957630.

It is an arithmetic number, because the mean of its divisors is an integer number (1627590223).

Almost surely, 2^34538777780 is an apocalyptic number.

It is an amenable number.

34538777780 is an abundant number, since it is smaller than the sum of its proper divisors (43585552924).

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

34538777780 is a wasteful number, since it uses less digits than its factorization.

34538777780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23076 (or 23074 counting only the distinct ones).

The product of its (nonzero) digits is 27659520, while the sum is 59.

The spelling of 34538777780 in words is "thirty-four billion, five hundred thirty-eight million, seven hundred seventy-seven thousand, seven hundred eighty".