340525354506 has 16 divisors (see below), whose sum is σ = 681179734848. Its totient is φ = 113486947200.

The previous prime is 340525354453. The next prime is 340525354537. The reversal of 340525354506 is 605453525043.

It is a happy number.

It is a super-2 number, since 2×340525354506² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5341750 + ... + 5405121.

It is an arithmetic number, because the mean of its divisors is an integer number (42573733428).

Almost surely, 2^340525354506 is an apocalyptic number.

340525354506 is an abundant number, since it is smaller than the sum of its proper divisors (340654380342).

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

340525354506 is a wasteful number, since it uses less digits than its factorization.

340525354506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10752157.

The product of its (nonzero) digits is 1080000, while the sum is 42.

Adding to 340525354506 its reverse (605453525043), we get a palindrome (945978879549).

The spelling of 340525354506 in words is "three hundred forty billion, five hundred twenty-five million, three hundred fifty-four thousand, five hundred six".