1040240212401 has 24 divisors (see below), whose sum is σ = 1502973823296. Its totient is φ = 639683853120.

The previous prime is 1040240212367. The next prime is 1040240212463. The reversal of 1040240212401 is 1042120420401.

It is not a de Polignac number, because 1040240212401 - 2⁷ = 1040240212273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1040240212471) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42685 + ... + 1443018.

It is an arithmetic number, because the mean of its divisors is an integer number (62623909304).

Almost surely, 2^{1040240212401} is an apocalyptic number.

It is an amenable number.

1040240212401 is a deficient number, since it is larger than the sum of its proper divisors (462733610895).

1040240212401 is a wasteful number, since it uses less digits than its factorization.

1040240212401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1487113 (or 1487100 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 1040240212401 its reverse (1042120420401), we get a palindrome (2082360632802).

The spelling of 1040240212401 in words is "one trillion, forty billion, two hundred forty million, two hundred twelve thousand, four hundred one".