403264123542 has 48 divisors (see below), whose sum is σ = 1025546869152. Its totient is φ = 112104311040.

The previous prime is 403264123519. The next prime is 403264123553. The reversal of 403264123542 is 245321462304.

403264123542 is a `hidden beast` number, since 4 + 0 + 3 + 2 + 641 + 2 + 3 + 5 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 403264123497 and 403264123506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43245459 + ... + 43254782.

It is an arithmetic number, because the mean of its divisors is an integer number (21365559774).

Almost surely, 2^403264123542 is an apocalyptic number.

403264123542 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

403264123542 is an abundant number, since it is smaller than the sum of its proper divisors (622282745610).

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

403264123542 is a wasteful number, since it uses less digits than its factorization.

403264123542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86500293 (or 86500290 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 403264123542 its reverse (245321462304), we get a palindrome (648585585846).

The spelling of 403264123542 in words is "four hundred three billion, two hundred sixty-four million, one hundred twenty-three thousand, five hundred forty-two".