340541551155 has 32 divisors (see below), whose sum is σ = 590292993024. Its totient is φ = 166647309696.

The previous prime is 340541551117. The next prime is 340541551183. The reversal of 340541551155 is 551155145043.

It is not a de Polignac number, because 340541551155 - 2¹⁷ = 340541420083 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5196079 + ... + 5261208.

It is an arithmetic number, because the mean of its divisors is an integer number (18446656032).

Almost surely, 2^340541551155 is an apocalyptic number.

340541551155 is a deficient number, since it is larger than the sum of its proper divisors (249751441869).

340541551155 is a wasteful number, since it uses less digits than its factorization.

340541551155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10457475.

The product of its (nonzero) digits is 150000, while the sum is 39.

Adding to 340541551155 its reverse (551155145043), we get a palindrome (891696696198).

The spelling of 340541551155 in words is "three hundred forty billion, five hundred forty-one million, five hundred fifty-one thousand, one hundred fifty-five".