545068769428 has 6 divisors (see below), whose sum is σ = 953870346506. Its totient is φ = 272534384712.

The previous prime is 545068769423. The next prime is 545068769513. The reversal of 545068769428 is 824967860545.

It can be written as a sum of positive squares in only one way, i.e., 309738997764 + 235329771664 = 556542^2 + 485108^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 545068769428.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545068769423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68133596175 + ... + 68133596182.

Almost surely, 2^545068769428 is an apocalyptic number.

It is an amenable number.

545068769428 is a deficient number, since it is larger than the sum of its proper divisors (408801577078).

545068769428 is a wasteful number, since it uses less digits than its factorization.

545068769428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136267192361 (or 136267192359 counting only the distinct ones).

The product of its (nonzero) digits is 116121600, while the sum is 64.

The spelling of 545068769428 in words is "five hundred forty-five billion, sixty-eight million, seven hundred sixty-nine thousand, four hundred twenty-eight".