340405115052 has 24 divisors (see below), whose sum is σ = 794498299056. Its totient is φ = 113436986368.

The previous prime is 340405115023. The next prime is 340405115059. The reversal of 340405115052 is 250511504043.

340405115052 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×340405115052³ (a number of 36 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (340405115059) 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, 3877953 + ... + 3964760.

It is an arithmetic number, because the mean of its divisors is an integer number (33104095794).

Almost surely, 2^340405115052 is an apocalyptic number.

It is an amenable number.

340405115052 is an abundant number, since it is smaller than the sum of its proper divisors (454093184004).

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

340405115052 is a wasteful number, since it uses less digits than its factorization.

340405115052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7846337 (or 7846335 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 340405115052 its reverse (250511504043), we get a palindrome (590916619095).

The spelling of 340405115052 in words is "three hundred forty billion, four hundred five million, one hundred fifteen thousand, fifty-two".