20455241094 has 32 divisors (see below), whose sum is σ = 45586380000. Its totient is φ = 6798870432.

The previous prime is 20455241087. The next prime is 20455241111. The reversal of 20455241094 is 49014255402.

It is a happy number.

20455241094 is a `hidden beast` number, since 2 + 0 + 4 + 552 + 4 + 10 + 94 = 666.

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, 523849 + ... + 561540.

It is an arithmetic number, because the mean of its divisors is an integer number (1424574375).

Almost surely, 2^20455241094 is an apocalyptic number.

20455241094 is an abundant number, since it is smaller than the sum of its proper divisors (25131138906).

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

20455241094 is a wasteful number, since it uses less digits than its factorization.

20455241094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1085749 (or 1085743 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

Adding to 20455241094 its reverse (49014255402), we get a palindrome (69469496496).

The spelling of 20455241094 in words is "twenty billion, four hundred fifty-five million, two hundred forty-one thousand, ninety-four".