614643430354 has 4 divisors (see below), whose sum is σ = 921965145534. Its totient is φ = 307321715176.

The previous prime is 614643430327. The next prime is 614643430367. The reversal of 614643430354 is 453034346416.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 399268543129 + 215374887225 = 631877^2 + 464085^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 614643430354.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153660857587 + ... + 153660857590.

Almost surely, 2^614643430354 is an apocalyptic number.

614643430354 is a deficient number, since it is larger than the sum of its proper divisors (307321715180).

614643430354 is a wasteful number, since it uses less digits than its factorization.

614643430354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307321715179.

The product of its (nonzero) digits is 1244160, while the sum is 43.

The spelling of 614643430354 in words is "six hundred fourteen billion, six hundred forty-three million, four hundred thirty thousand, three hundred fifty-four".