340485785251 has 8 divisors (see below), whose sum is σ = 361350828864. Its totient is φ = 319713682560.

The previous prime is 340485785231. The next prime is 340485785273. The reversal of 340485785251 is 152587584043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 340485785251 - 2¹³ = 340485777059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340485785221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23227680 + ... + 23242333.

It is an arithmetic number, because the mean of its divisors is an integer number (45168853608).

Almost surely, 2^340485785251 is an apocalyptic number.

340485785251 is a deficient number, since it is larger than the sum of its proper divisors (20865043613).

340485785251 is a wasteful number, since it uses less digits than its factorization.

340485785251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46470461.

The product of its (nonzero) digits is 5376000, while the sum is 52.

The spelling of 340485785251 in words is "three hundred forty billion, four hundred eighty-five million, seven hundred eighty-five thousand, two hundred fifty-one".