40742145343653 has 16 divisors (see below), whose sum is σ = 58547139564480. Its totient is φ = 25052547642624.

The previous prime is 40742145343643. The next prime is 40742145343661. The reversal of 40742145343653 is 35634354124704.

It is not a de Polignac number, because 40742145343653 - 2⁸ = 40742145343397 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40742145343596 and 40742145343605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40742145343643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 407070148 + ... + 407170221.

It is an arithmetic number, because the mean of its divisors is an integer number (3659196222780).

Almost surely, 2^{40742145343653} is an apocalyptic number.

It is an amenable number.

40742145343653 is a deficient number, since it is larger than the sum of its proper divisors (17804994220827).

40742145343653 is a wasteful number, since it uses less digits than its factorization.

40742145343653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 814241668.

The product of its (nonzero) digits is 14515200, while the sum is 51.

The spelling of 40742145343653 in words is "forty trillion, seven hundred forty-two billion, one hundred forty-five million, three hundred forty-three thousand, six hundred fifty-three".