10003550425 has 96 divisors (see below), whose sum is σ = 14712201216. Its totient is φ = 6671808000.

The previous prime is 10003550419. The next prime is 10003550429. The reversal of 10003550425 is 52405530001.

It is not a de Polignac number, because 10003550425 - 2⁵ = 10003550393 is a prime.

It is a super-2 number, since 2×10003550425² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 10003550425.

It is not an unprimeable number, because it can be changed into a prime (10003550429) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 31960069 + ... + 31960381.

It is an arithmetic number, because the mean of its divisors is an integer number (153252096).

Almost surely, 2^10003550425 is an apocalyptic number.

It is an amenable number.

10003550425 is a deficient number, since it is larger than the sum of its proper divisors (4708650791).

10003550425 is a wasteful number, since it uses less digits than its factorization.

10003550425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551 (or 546 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The spelling of 10003550425 in words is "ten billion, three million, five hundred fifty thousand, four hundred twenty-five".