40154545425133 has 2 divisors, whose sum is σ = 40154545425134. Its totient is φ = 40154545425132.

The previous prime is 40154545425101. The next prime is 40154545425143. The reversal of 40154545425133 is 33152454545104.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39937824451044 + 216720974089 = 6319638^2 + 465533^2 .

It is a cyclic number.

It is not a de Polignac number, because 40154545425133 - 2⁵ = 40154545425101 is a prime.

It is a super-2 number, since 2×40154545425133² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40154545425143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20077272712566 + 20077272712567.

It is an arithmetic number, because the mean of its divisors is an integer number (20077272712567).

Almost surely, 2^{40154545425133} is an apocalyptic number.

It is an amenable number.

40154545425133 is a deficient number, since it is larger than the sum of its proper divisors (1).

40154545425133 is an equidigital number, since it uses as much as digits as its factorization.

40154545425133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880000, while the sum is 46.

The spelling of 40154545425133 in words is "forty trillion, one hundred fifty-four billion, five hundred forty-five million, four hundred twenty-five thousand, one hundred thirty-three".