34357409493 has 24 divisors (see below), whose sum is σ = 50363376000. Its totient is φ = 20818385280.

The previous prime is 34357409491. The next prime is 34357409521. The reversal of 34357409493 is 39490475343.

It is not a de Polignac number, because 34357409493 - 2¹ = 34357409491 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34357409491) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3334093 + ... + 3344381.

It is an arithmetic number, because the mean of its divisors is an integer number (2098474000).

Almost surely, 2^34357409493 is an apocalyptic number.

34357409493 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

34357409493 is a deficient number, since it is larger than the sum of its proper divisors (16005966507).

34357409493 is a wasteful number, since it uses less digits than its factorization.

34357409493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19513 (or 19502 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 51.

The spelling of 34357409493 in words is "thirty-four billion, three hundred fifty-seven million, four hundred nine thousand, four hundred ninety-three".