3145401240342 has 16 divisors (see below), whose sum is σ = 6409496867760. Its totient is φ = 1028684682272.

The previous prime is 3145401240337. The next prime is 3145401240347. The reversal of 3145401240342 is 2430421045413.

It is an interprime number because it is at equal distance from previous prime (3145401240337) and next prime (3145401240347).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3145401240347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4945599117 + ... + 4945599752.

It is an arithmetic number, because the mean of its divisors is an integer number (400593554235).

Almost surely, 2^{3145401240342} is an apocalyptic number.

3145401240342 is an abundant number, since it is smaller than the sum of its proper divisors (3264095627418).

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

3145401240342 is a wasteful number, since it uses less digits than its factorization.

3145401240342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9891198927.

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

Adding to 3145401240342 its reverse (2430421045413), we get a palindrome (5575822285755).

The spelling of 3145401240342 in words is "three trillion, one hundred forty-five billion, four hundred one million, two hundred forty thousand, three hundred forty-two".