340145542555 has 32 divisors (see below), whose sum is σ = 502540907904. Its totient is φ = 215227155456.

The previous prime is 340145542553. The next prime is 340145542591. The reversal of 340145542555 is 555245541043.

It is a cyclic number.

It is not a de Polignac number, because 340145542555 - 2¹ = 340145542553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (340145542553) 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, 1217037 + ... + 1470193.

It is an arithmetic number, because the mean of its divisors is an integer number (15704403372).

Almost surely, 2^340145542555 is an apocalyptic number.

340145542555 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

340145542555 is a deficient number, since it is larger than the sum of its proper divisors (162395365349).

340145542555 is a wasteful number, since it uses less digits than its factorization.

340145542555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256135.

The product of its (nonzero) digits is 1200000, while the sum is 43.

The spelling of 340145542555 in words is "three hundred forty billion, one hundred forty-five million, five hundred forty-two thousand, five hundred fifty-five".