40153561033 has 2 divisors, whose sum is σ = 40153561034. Its totient is φ = 40153561032.

The previous prime is 40153561001. The next prime is 40153561067. The reversal of 40153561033 is 33016535104.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39599806009 + 553755024 = 198997^2 + 23532^2 .

It is a cyclic number.

It is not a de Polignac number, because 40153561033 - 2⁵ = 40153561001 is a prime.

It is a super-2 number, since 2×40153561033² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40153560986 and 40153561004.

It is not a weakly prime, because it can be changed into another prime (40153565033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20076780516 + 20076780517.

It is an arithmetic number, because the mean of its divisors is an integer number (20076780517).

Almost surely, 2^40153561033 is an apocalyptic number.

It is an amenable number.

40153561033 is a deficient number, since it is larger than the sum of its proper divisors (1).

40153561033 is an equidigital number, since it uses as much as digits as its factorization.

40153561033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16200, while the sum is 31.

The spelling of 40153561033 in words is "forty billion, one hundred fifty-three million, five hundred sixty-one thousand, thirty-three".