34418911780 has 48 divisors (see below), whose sum is σ = 79007612544. Its totient is φ = 12491045120.

The previous prime is 34418911757. The next prime is 34418911799. The reversal of 34418911780 is 8711981443.

It is a happy number.

It is a super-2 number, since 2×34418911780² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 34418911780.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44857 + ... + 266176.

It is an arithmetic number, because the mean of its divisors is an integer number (1645991928).

Almost surely, 2^34418911780 is an apocalyptic number.

It is an amenable number.

34418911780 is an abundant number, since it is smaller than the sum of its proper divisors (44588700764).

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

34418911780 is a wasteful number, since it uses less digits than its factorization.

34418911780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311556 (or 311554 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 46.

The spelling of 34418911780 in words is "thirty-four billion, four hundred eighteen million, nine hundred eleven thousand, seven hundred eighty".