105513771572 has 24 divisors (see below), whose sum is σ = 206879584800. Its totient is φ = 46664566560.

The previous prime is 105513771557. The next prime is 105513771617. The reversal of 105513771572 is 275177315501.

It is a super-2 number, since 2×105513771572² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32404322 + ... + 32407577.

It is an arithmetic number, because the mean of its divisors is an integer number (8619982700).

Almost surely, 2^105513771572 is an apocalyptic number.

It is an amenable number.

105513771572 is a deficient number, since it is larger than the sum of its proper divisors (101365813228).

105513771572 is a wasteful number, since it uses less digits than its factorization.

105513771572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64811951 (or 64811949 counting only the distinct ones).

The product of its (nonzero) digits is 257250, while the sum is 44.

The spelling of 105513771572 in words is "one hundred five billion, five hundred thirteen million, seven hundred seventy-one thousand, five hundred seventy-two".