1250454000042 has 48 divisors (see below), whose sum is σ = 2939998789728. Its totient is φ = 381818005920.

The previous prime is 1250454000041. The next prime is 1250454000071. The reversal of 1250454000042 is 2400004540521.

1250454000042 is a `hidden beast` number, since 1 + 250 + 4 + 5 + 400 + 0 + 0 + 4 + 2 = 666.

It is a super-4 number, since 4×1250454000042⁴ (a number of 49 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (1250454000041) 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, 20365608 + ... + 20426915.

It is an arithmetic number, because the mean of its divisors is an integer number (61249974786).

Almost surely, 2^{1250454000042} is an apocalyptic number.

1250454000042 is an abundant number, since it is smaller than the sum of its proper divisors (1689544789686).

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

1250454000042 is a wasteful number, since it uses less digits than its factorization.

1250454000042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40792675 (or 40792672 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

Adding to 1250454000042 its reverse (2400004540521), we get a palindrome (3650458540563).

The spelling of 1250454000042 in words is "one trillion, two hundred fifty billion, four hundred fifty-four million, forty-two", and thus it is an aban number.