20346214499 has 16 divisors (see below), whose sum is σ = 23211840960. Its totient is φ = 17667486720.

The previous prime is 20346214423. The next prime is 20346214519. The reversal of 20346214499 is 99441264302.

It is not a de Polignac number, because 20346214499 - 2⁸ = 20346214243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20346214409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 439634 + ... + 483704.

It is an arithmetic number, because the mean of its divisors is an integer number (1450740060).

Almost surely, 2^20346214499 is an apocalyptic number.

20346214499 is a deficient number, since it is larger than the sum of its proper divisors (2865626461).

20346214499 is a wasteful number, since it uses less digits than its factorization.

20346214499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46190.

The product of its (nonzero) digits is 373248, while the sum is 44.

The spelling of 20346214499 in words is "twenty billion, three hundred forty-six million, two hundred fourteen thousand, four hundred ninety-nine".