20573544414 has 32 divisors (see below), whose sum is σ = 42731673120. Its totient is φ = 6595592192.

The previous prime is 20573544391. The next prime is 20573544457. The reversal of 20573544414 is 41444537502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 185319 + ... + 274754.

It is an arithmetic number, because the mean of its divisors is an integer number (1335364785).

Almost surely, 2^20573544414 is an apocalyptic number.

20573544414 is an abundant number, since it is smaller than the sum of its proper divisors (22158128706).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20573544414 is a wasteful number, since it uses less digits than its factorization.

20573544414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460364.

The product of its (nonzero) digits is 268800, while the sum is 39.

The spelling of 20573544414 in words is "twenty billion, five hundred seventy-three million, five hundred forty-four thousand, four hundred fourteen".