340261285142354 has 16 divisors (see below), whose sum is σ = 510538048627992. Its totient is φ = 170081937969408.

The previous prime is 340261285142321. The next prime is 340261285142377. The reversal of 340261285142354 is 453241582162043.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 283343660824225 + 56917624318129 = 16832815^2 + 7544377^2 .

It is a super-2 number, since 2×340261285142354² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 297288842 + ... + 298431194.

Almost surely, 2^{340261285142354} is an apocalyptic number.

340261285142354 is a deficient number, since it is larger than the sum of its proper divisors (170276763485638).

340261285142354 is a wasteful number, since it uses less digits than its factorization.

340261285142354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1184861.

The product of its (nonzero) digits is 5529600, while the sum is 50.

The spelling of 340261285142354 in words is "three hundred forty trillion, two hundred sixty-one billion, two hundred eighty-five million, one hundred forty-two thousand, three hundred fifty-four".