42340555425140 has 36 divisors (see below), whose sum is σ = 103431928255236. Its totient is φ = 14516761859712.

The previous prime is 42340555425131. The next prime is 42340555425187. The reversal of 42340555425140 is 4152455504324.

It can be written as a sum of positive squares in 2 ways, for example, as 25381000657936 + 16959554767204 = 5037956^2 + 4118198^2 .

It is a super-2 number, since 2×42340555425140² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42340555425091 and 42340555425100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21602323217 + ... + 21602325176.

It is an arithmetic number, because the mean of its divisors is an integer number (2873109118201).

Almost surely, 2^{42340555425140} is an apocalyptic number.

It is an amenable number.

42340555425140 is an abundant number, since it is smaller than the sum of its proper divisors (61091372830096).

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

42340555425140 is a wasteful number, since it uses less digits than its factorization.

42340555425140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43204648416 (or 43204648407 counting only the distinct ones).

The product of its (nonzero) digits is 1920000, while the sum is 44.

The spelling of 42340555425140 in words is "forty-two trillion, three hundred forty billion, five hundred fifty-five million, four hundred twenty-five thousand, one hundred forty".