20259593414 has 4 divisors (see below), whose sum is σ = 30389390124. Its totient is φ = 10129796706.

The previous prime is 20259593399. The next prime is 20259593437. The reversal of 20259593414 is 41439595202.

It is a happy number.

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

It is a super-2 number, since 2×20259593414² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5064898352 + ... + 5064898355.

It is an arithmetic number, because the mean of its divisors is an integer number (7597347531).

Almost surely, 2^20259593414 is an apocalyptic number.

20259593414 is a deficient number, since it is larger than the sum of its proper divisors (10129796710).

20259593414 is a wasteful number, since it uses less digits than its factorization.

20259593414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10129796709.

The product of its (nonzero) digits is 388800, while the sum is 44.

The spelling of 20259593414 in words is "twenty billion, two hundred fifty-nine million, five hundred ninety-three thousand, four hundred fourteen".