45405565126 has 4 divisors (see below), whose sum is σ = 68108347692. Its totient is φ = 22702782562.

The previous prime is 45405565123. The next prime is 45405565141. The reversal of 45405565126 is 62156550454.

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

It is a super-2 number, since 2×45405565126² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45405565123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11351391280 + ... + 11351391283.

It is an arithmetic number, because the mean of its divisors is an integer number (17027086923).

Almost surely, 2^45405565126 is an apocalyptic number.

45405565126 is a deficient number, since it is larger than the sum of its proper divisors (22702782566).

45405565126 is a wasteful number, since it uses less digits than its factorization.

45405565126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22702782565.

The product of its (nonzero) digits is 720000, while the sum is 43.

The spelling of 45405565126 in words is "forty-five billion, four hundred five million, five hundred sixty-five thousand, one hundred twenty-six".