40231403223032 has 48 divisors (see below), whose sum is σ = 87858084186000. Its totient is φ = 17220717048192.

The previous prime is 40231403223031. The next prime is 40231403223047. The reversal of 40231403223032 is 23032230413204.

It is a junction number, because it is equal to n+sod(n) for n = 40231403222986 and 40231403223004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40231403223031) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63113732 + ... + 63747987.

It is an arithmetic number, because the mean of its divisors is an integer number (1830376753875).

Almost surely, 2^{40231403223032} is an apocalyptic number.

It is an amenable number.

40231403223032 is an abundant number, since it is smaller than the sum of its proper divisors (47626680962968).

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

40231403223032 is a wasteful number, since it uses less digits than its factorization.

40231403223032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126862548 (or 126862537 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 40231403223032 its reverse (23032230413204), we get a palindrome (63263633636236).

The spelling of 40231403223032 in words is "forty trillion, two hundred thirty-one billion, four hundred three million, two hundred twenty-three thousand, thirty-two".