403134220340 has 48 divisors (see below), whose sum is σ = 861770327040. Its totient is φ = 158379137280.

The previous prime is 403134220303. The next prime is 403134220369. The reversal of 403134220340 is 43022431304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228716 + ... + 926595.

It is an arithmetic number, because the mean of its divisors is an integer number (17953548480).

Almost surely, 2^403134220340 is an apocalyptic number.

It is an amenable number.

403134220340 is an abundant number, since it is smaller than the sum of its proper divisors (458636106700).

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

403134220340 is a wasteful number, since it uses less digits than its factorization.

403134220340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1155632 (or 1155630 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 403134220340 its reverse (43022431304), we get a palindrome (446156651644).

The spelling of 403134220340 in words is "four hundred three billion, one hundred thirty-four million, two hundred twenty thousand, three hundred forty".