10146620521 has 16 divisors (see below), whose sum is σ = 11092838400. Its totient is φ = 9248557968.

The previous prime is 10146620479. The next prime is 10146620531. The reversal of 10146620521 is 12502664101.

It is a cyclic number.

It is not a de Polignac number, because 10146620521 - 2¹¹ = 10146618473 is a prime.

It is a super-2 number, since 2×10146620521² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10146620521.

It is not an unprimeable number, because it can be changed into a prime (10146620531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43605 + ... + 148978.

It is an arithmetic number, because the mean of its divisors is an integer number (693302400).

Almost surely, 2^10146620521 is an apocalyptic number.

It is an amenable number.

10146620521 is a deficient number, since it is larger than the sum of its proper divisors (946217879).

10146620521 is a wasteful number, since it uses less digits than its factorization.

10146620521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192708.

The product of its (nonzero) digits is 2880, while the sum is 28.

The spelling of 10146620521 in words is "ten billion, one hundred forty-six million, six hundred twenty thousand, five hundred twenty-one".