1244374742000 has 160 divisors (see below), whose sum is σ = 3272441425344. Its totient is φ = 454911360000.

The previous prime is 1244374741991. The next prime is 1244374742053. The reversal of 1244374742000 is 2474734421.

It is a congruent number.

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, 2389067 + ... + 2862933.

Almost surely, 2^{1244374742000} is an apocalyptic number.

1244374742000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1244374742000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1636220712672).

1244374742000 is an abundant number, since it is smaller than the sum of its proper divisors (2028066683344).

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

1244374742000 is a wasteful number, since it uses less digits than its factorization.

1244374742000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474004 (or 473988 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 38.

The spelling of 1244374742000 in words is "one trillion, two hundred forty-four billion, three hundred seventy-four million, seven hundred forty-two thousand".