345040415540 has 24 divisors (see below), whose sum is σ = 726559233792. Its totient is φ = 137640097440.

The previous prime is 345040415429. The next prime is 345040415543. The reversal of 345040415540 is 45514040543.

It is a super-3 number, since 3×345040415540³ (a number of 36 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 345040415540.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345040415543) 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, 23496776 + ... + 23511455.

It is an arithmetic number, because the mean of its divisors is an integer number (30273301408).

Almost surely, 2^345040415540 is an apocalyptic number.

It is an amenable number.

345040415540 is an abundant number, since it is smaller than the sum of its proper divisors (381518818252).

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

345040415540 is a wasteful number, since it uses less digits than its factorization.

345040415540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47008607 (or 47008605 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

The spelling of 345040415540 in words is "three hundred forty-five billion, forty million, four hundred fifteen thousand, five hundred forty".