1342642040250 has 256 divisors, whose sum is σ = 3958803763200. Its totient is φ = 296738208000.

The previous prime is 1342642040249. The next prime is 1342642040251. The reversal of 1342642040250 is 520402462431.

It is an interprime number because it is at equal distance from previous prime (1342642040249) and next prime (1342642040251).

It is not an unprimeable number, because it can be changed into a prime (1342642040251) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 18859221 + ... + 18930279.

It is an arithmetic number, because the mean of its divisors is an integer number (15464077200).

Almost surely, 2^{1342642040250} is an apocalyptic number.

1342642040250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1342642040250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1979401881600).

1342642040250 is an abundant number, since it is smaller than the sum of its proper divisors (2616161722950).

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

1342642040250 is a wasteful number, since it uses less digits than its factorization.

1342642040250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71206 (or 71196 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 33.

The spelling of 1342642040250 in words is "one trillion, three hundred forty-two billion, six hundred forty-two million, forty thousand, two hundred fifty".