403123152545553 has 32 divisors (see below), whose sum is σ = 602307617218560. Its totient is φ = 237674789818560.

The previous prime is 403123152545539. The next prime is 403123152545567. The reversal of 403123152545553 is 355545251321304.

It is an interprime number because it is at equal distance from previous prime (403123152545539) and next prime (403123152545567).

It is not a de Polignac number, because 403123152545553 - 2¹⁷ = 403123152414481 is a prime.

It is a super-2 number, since 2×403123152545553² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (403123152545753) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19733175 + ... + 34578092.

It is an arithmetic number, because the mean of its divisors is an integer number (18822113038080).

Almost surely, 2^{403123152545553} is an apocalyptic number.

It is an amenable number.

403123152545553 is a deficient number, since it is larger than the sum of its proper divisors (199184464673007).

403123152545553 is a wasteful number, since it uses less digits than its factorization.

403123152545553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54317397.

The product of its (nonzero) digits is 5400000, while the sum is 48.

The spelling of 403123152545553 in words is "four hundred three trillion, one hundred twenty-three billion, one hundred fifty-two million, five hundred forty-five thousand, five hundred fifty-three".