20694941032 has 8 divisors (see below), whose sum is σ = 38803014450. Its totient is φ = 10347470512.

The previous prime is 20694941021. The next prime is 20694941077. The reversal of 20694941032 is 23014949602.

It can be written as a sum of positive squares in only one way, i.e., 15726664836 + 4968276196 = 125406^2 + 70486^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1293433807 + ... + 1293433822.

Almost surely, 2^20694941032 is an apocalyptic number.

It is an amenable number.

20694941032 is a deficient number, since it is larger than the sum of its proper divisors (18108073418).

20694941032 is a wasteful number, since it uses less digits than its factorization.

20694941032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2586867635 (or 2586867631 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 40.

The spelling of 20694941032 in words is "twenty billion, six hundred ninety-four million, nine hundred forty-one thousand, thirty-two".