1023032156404 has 12 divisors (see below), whose sum is σ = 1797113523744. Its totient is φ = 509571149624.

The previous prime is 1023032156347. The next prime is 1023032156441. The reversal of 1023032156404 is 4046512303201.

It is a super-2 number, since 2×1023032156404² (a number of 25 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 (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 486230962 + ... + 486233065.

It is an arithmetic number, because the mean of its divisors is an integer number (149759460312).

Almost surely, 2^{1023032156404} is an apocalyptic number.

It is an amenable number.

1023032156404 is a deficient number, since it is larger than the sum of its proper divisors (774081367340).

1023032156404 is a wasteful number, since it uses less digits than its factorization.

1023032156404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 972464294 (or 972464292 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 1023032156404 its reverse (4046512303201), we get a palindrome (5069544459605).

The spelling of 1023032156404 in words is "one trillion, twenty-three billion, thirty-two million, one hundred fifty-six thousand, four hundred four".