1040400130242 has 64 divisors (see below), whose sum is σ = 2282764032000. Its totient is φ = 313496916480.

The previous prime is 1040400130199. The next prime is 1040400130277. The reversal of 1040400130242 is 2420310040401.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22265059 + ... + 22311737.

It is an arithmetic number, because the mean of its divisors is an integer number (35668188000).

Almost surely, 2^{1040400130242} is an apocalyptic number.

1040400130242 is an abundant number, since it is smaller than the sum of its proper divisors (1242363901758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1040400130242 is a wasteful number, since it uses less digits than its factorization.

1040400130242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48591.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 1040400130242 its reverse (2420310040401), we get a palindrome (3460710170643).

The spelling of 1040400130242 in words is "one trillion, forty billion, four hundred million, one hundred thirty thousand, two hundred forty-two".