10520362545 has 96 divisors (see below), whose sum is σ = 21235737600. Its totient is φ = 4353360000.

The previous prime is 10520362537. The next prime is 10520362549. The reversal of 10520362545 is 54526302501.

It is not a de Polignac number, because 10520362545 - 2³ = 10520362537 is a prime.

It is a super-2 number, since 2×10520362545² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (10520362549) 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, 3187306 + ... + 3190604.

It is an arithmetic number, because the mean of its divisors is an integer number (221205600).

Almost surely, 2^10520362545 is an apocalyptic number.

10520362545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10520362545 is an abundant number, since it is smaller than the sum of its proper divisors (10715375055).

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

10520362545 is a wasteful number, since it uses less digits than its factorization.

10520362545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3587 (or 3576 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 33.

The spelling of 10520362545 in words is "ten billion, five hundred twenty million, three hundred sixty-two thousand, five hundred forty-five".