45267620537 has 4 divisors (see below), whose sum is σ = 45306882420. Its totient is φ = 45228358656.

The previous prime is 45267620527. The next prime is 45267620551. The reversal of 45267620537 is 73502676254.

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

It can be written as a sum of positive squares in 2 ways, for example, as 28878244096 + 16389376441 = 169936^2 + 128021^2 .

It is a cyclic number.

It is not a de Polignac number, because 45267620537 - 2⁴ = 45267620521 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45267620491 and 45267620500.

It is not an unprimeable number, because it can be changed into a prime (45267620507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19629212 + ... + 19631517.

It is an arithmetic number, because the mean of its divisors is an integer number (11326720605).

Almost surely, 2^45267620537 is an apocalyptic number.

It is an amenable number.

45267620537 is a deficient number, since it is larger than the sum of its proper divisors (39261883).

45267620537 is a wasteful number, since it uses less digits than its factorization.

45267620537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39261882.

The product of its (nonzero) digits is 2116800, while the sum is 47.

The spelling of 45267620537 in words is "forty-five billion, two hundred sixty-seven million, six hundred twenty thousand, five hundred thirty-seven".