40385050735545 has 32 divisors (see below), whose sum is σ = 71822667709440. Its totient is φ = 21530587138560.

The previous prime is 40385050735543. The next prime is 40385050735567. The reversal of 40385050735545 is 54553705058304.

40385050735545 is a `hidden beast` number, since 4 + 0 + 3 + 8 + 50 + 507 + 35 + 54 + 5 = 666.

It is not a de Polignac number, because 40385050735545 - 2¹ = 40385050735543 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40385050735491 and 40385050735500.

It is not an unprimeable number, because it can be changed into a prime (40385050735543) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55935721 + ... + 56653110.

It is an arithmetic number, because the mean of its divisors is an integer number (2244458365920).

Almost surely, 2^{40385050735545} is an apocalyptic number.

40385050735545 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

40385050735545 is a deficient number, since it is larger than the sum of its proper divisors (31437616973895).

40385050735545 is a wasteful number, since it uses less digits than its factorization.

40385050735545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112591502 (or 112591496 counting only the distinct ones).

The product of its (nonzero) digits is 25200000, while the sum is 54.

The spelling of 40385050735545 in words is "forty trillion, three hundred eighty-five billion, fifty million, seven hundred thirty-five thousand, five hundred forty-five".