1540226275231 has 8 divisors (see below), whose sum is σ = 1764783689760. Its totient is φ = 1316800133088.

The previous prime is 1540226275207. The next prime is 1540226275249. The reversal of 1540226275231 is 1325726220451.

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 1540226275231 - 2⁷ = 1540226275103 is a prime.

It is a super-2 number, since 2×1540226275231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1540226275531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 282815176 + ... + 282820621.

It is an arithmetic number, because the mean of its divisors is an integer number (220597961220).

Almost surely, 2^{1540226275231} is an apocalyptic number.

1540226275231 is a deficient number, since it is larger than the sum of its proper divisors (224557414529).

1540226275231 is an equidigital number, since it uses as much as digits as its factorization.

1540226275231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 565636193.

The product of its (nonzero) digits is 201600, while the sum is 40.

The spelling of 1540226275231 in words is "one trillion, five hundred forty billion, two hundred twenty-six million, two hundred seventy-five thousand, two hundred thirty-one".