403123152543455 has 64 divisors (see below), whose sum is σ = 501172774502400. Its totient is φ = 311070879636480.

The previous prime is 403123152543431. The next prime is 403123152543469. The reversal of 403123152543455 is 554345251321304.

It is not a de Polignac number, because 403123152543455 - 2³² = 403118857576159 is a prime.

It is a super-2 number, since 2×403123152543455² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 35621020457 + ... + 35621031773.

It is an arithmetic number, because the mean of its divisors is an integer number (7830824601600).

Almost surely, 2^{403123152543455} is an apocalyptic number.

403123152543455 is a deficient number, since it is larger than the sum of its proper divisors (98049621958945).

403123152543455 is a wasteful number, since it uses less digits than its factorization.

403123152543455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14064.

The product of its (nonzero) digits is 4320000, while the sum is 47.

The spelling of 403123152543455 in words is "four hundred three trillion, one hundred twenty-three billion, one hundred fifty-two million, five hundred forty-three thousand, four hundred fifty-five".