340261154155 has 32 divisors (see below), whose sum is σ = 442024833600. Its totient is φ = 249955130880.

The previous prime is 340261154141. The next prime is 340261154159. The reversal of 340261154155 is 551451162043.

It is not a de Polignac number, because 340261154155 - 2¹³ = 340261145963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (340261154159) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34954669 + ... + 34964401.

It is an arithmetic number, because the mean of its divisors is an integer number (13813276050).

Almost surely, 2^340261154155 is an apocalyptic number.

340261154155 is a deficient number, since it is larger than the sum of its proper divisors (101763679445).

340261154155 is a wasteful number, since it uses less digits than its factorization.

340261154155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12511.

The product of its (nonzero) digits is 72000, while the sum is 37.

The spelling of 340261154155 in words is "three hundred forty billion, two hundred sixty-one million, one hundred fifty-four thousand, one hundred fifty-five".