403227745693 has 16 divisors (see below), whose sum is σ = 415782745840. Its totient is φ = 390898483200.

The previous prime is 403227745681. The next prime is 403227745717. The reversal of 403227745693 is 396547722304.

It can be written as a sum of positive squares in 8 ways, for example, as 1927034404 + 401300711289 = 43898^2 + 633483^2 .

It is a cyclic number.

It is not a de Polignac number, because 403227745693 - 2²⁵ = 403194191261 is a prime.

It is a super-2 number, since 2×403227745693² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 403227745693.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403227745643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1284613 + ... + 1567381.

It is an arithmetic number, because the mean of its divisors is an integer number (25986421615).

Almost surely, 2^403227745693 is an apocalyptic number.

It is an amenable number.

403227745693 is a deficient number, since it is larger than the sum of its proper divisors (12555000147).

403227745693 is a wasteful number, since it uses less digits than its factorization.

403227745693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283168.

The product of its (nonzero) digits is 7620480, while the sum is 52.

The spelling of 403227745693 in words is "four hundred three billion, two hundred twenty-seven million, seven hundred forty-five thousand, six hundred ninety-three".