10145235402 has 48 divisors (see below), whose sum is σ = 23239476000. Its totient is φ = 3189743712.

The previous prime is 10145235391. The next prime is 10145235433. The reversal of 10145235402 is 20453254101.

10145235402 is a `hidden beast` number, since 10 + 14 + 5 + 235 + 402 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13549 + ... + 143087.

It is an arithmetic number, because the mean of its divisors is an integer number (484155750).

Almost surely, 2^10145235402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10145235402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11619738000).

10145235402 is an abundant number, since it is smaller than the sum of its proper divisors (13094240598).

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

10145235402 is a wasteful number, since it uses less digits than its factorization.

10145235402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129795 (or 129792 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 10145235402 its reverse (20453254101), we get a palindrome (30598489503).

The spelling of 10145235402 in words is "ten billion, one hundred forty-five million, two hundred thirty-five thousand, four hundred two".