10125021464 has 8 divisors (see below), whose sum is σ = 18984415260. Its totient is φ = 5062510728.

The previous prime is 10125021433. The next prime is 10125021469. The reversal of 10125021464 is 46412052101.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10125021469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 632813834 + ... + 632813849.

Almost surely, 2^10125021464 is an apocalyptic number.

It is an amenable number.

10125021464 is a deficient number, since it is larger than the sum of its proper divisors (8859393796).

10125021464 is a wasteful number, since it uses less digits than its factorization.

10125021464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1265627689 (or 1265627685 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 10125021464 its reverse (46412052101), we get a palindrome (56537073565).

The spelling of 10125021464 in words is "ten billion, one hundred twenty-five million, twenty-one thousand, four hundred sixty-four".