340778151144 has 48 divisors (see below), whose sum is σ = 923034078720. Its totient is φ = 113581239840.

The previous prime is 340778151079. The next prime is 340778151151. The reversal of 340778151144 is 441151877043.

It is a super-2 number, since 2×340778151144² (a number of 24 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 340778151144.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 493939 + ... + 962045.

It is an arithmetic number, because the mean of its divisors is an integer number (19229876640).

Almost surely, 2^340778151144 is an apocalyptic number.

It is an amenable number.

340778151144 is an abundant number, since it is smaller than the sum of its proper divisors (582255927576).

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

340778151144 is a wasteful number, since it uses less digits than its factorization.

340778151144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478230 (or 478223 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 45.

The spelling of 340778151144 in words is "three hundred forty billion, seven hundred seventy-eight million, one hundred fifty-one thousand, one hundred forty-four".