37242545645 has 8 divisors (see below), whose sum is σ = 46634144256. Its totient is φ = 28498643536.

The previous prime is 37242545629. The next prime is 37242545651. The reversal of 37242545645 is 54654524273.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 37242545645 - 2⁴ = 37242545629 is a prime.

It is a super-3 number, since 3×37242545645³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 37242545645.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161923997 + ... + 161924226.

It is an arithmetic number, because the mean of its divisors is an integer number (5829268032).

Almost surely, 2^37242545645 is an apocalyptic number.

It is an amenable number.

37242545645 is a deficient number, since it is larger than the sum of its proper divisors (9391598611).

37242545645 is a wasteful number, since it uses less digits than its factorization.

37242545645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323848251.

The product of its digits is 4032000, while the sum is 47.

The spelling of 37242545645 in words is "thirty-seven billion, two hundred forty-two million, five hundred forty-five thousand, six hundred forty-five".