1254540040322 has 16 divisors (see below), whose sum is σ = 1882942498080. Its totient is φ = 626892634368.

The previous prime is 1254540040321. The next prime is 1254540040357. The reversal of 1254540040322 is 2230400454521.

It is a super-2 number, since 2×1254540040322² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1254540040321) 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, 33936653 + ... + 33973599.

It is an arithmetic number, because the mean of its divisors is an integer number (117683906130).

Almost surely, 2^{1254540040322} is an apocalyptic number.

1254540040322 is a deficient number, since it is larger than the sum of its proper divisors (628402457758).

1254540040322 is a wasteful number, since it uses less digits than its factorization.

1254540040322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46705.

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 1254540040322 its reverse (2230400454521), we get a palindrome (3484940494843).

The spelling of 1254540040322 in words is "one trillion, two hundred fifty-four billion, five hundred forty million, forty thousand, three hundred twenty-two".