340138451148 has 24 divisors (see below), whose sum is σ = 795943589952. Its totient is φ = 113052740304.

The previous prime is 340138451143. The next prime is 340138451243. The reversal of 340138451148 is 841154831043.

It is not an unprimeable number, because it can be changed into a prime (340138451143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40838590 + ... + 40846917.

It is an arithmetic number, because the mean of its divisors is an integer number (33164316248).

Almost surely, 2^340138451148 is an apocalyptic number.

It is an amenable number.

340138451148 is an abundant number, since it is smaller than the sum of its proper divisors (455805138804).

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

340138451148 is a wasteful number, since it uses less digits than its factorization.

340138451148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81685861 (or 81685859 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 42.

The spelling of 340138451148 in words is "three hundred forty billion, one hundred thirty-eight million, four hundred fifty-one thousand, one hundred forty-eight".