10503155432 has 64 divisors (see below), whose sum is σ = 25016169600. Its totient is φ = 4014915840.

The previous prime is 10503155419. The next prime is 10503155489. The reversal of 10503155432 is 23455130501.

It is a super-2 number, since 2×10503155432² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10503155395 and 10503155404.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128207 + ... + 193502.

It is an arithmetic number, because the mean of its divisors is an integer number (390877650).

Almost surely, 2^10503155432 is an apocalyptic number.

It is an amenable number.

10503155432 is an abundant number, since it is smaller than the sum of its proper divisors (14513014168).

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

10503155432 is a wasteful number, since it uses less digits than its factorization.

10503155432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321786 (or 321782 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 29.

Adding to 10503155432 its reverse (23455130501), we get a palindrome (33958285933).

The spelling of 10503155432 in words is "ten billion, five hundred three million, one hundred fifty-five thousand, four hundred thirty-two".