105274620040 has 16 divisors (see below), whose sum is σ = 236867895180. Its totient is φ = 42109848000.

The previous prime is 105274619999. The next prime is 105274620049. The reversal of 105274620040 is 40026472501.

It can be written as a sum of positive squares in 2 ways, for example, as 95077255716 + 10197364324 = 308346^2 + 100982^2 .

It is a super-2 number, since 2×105274620040² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105274619984 and 105274620011.

It is not an unprimeable number, because it can be changed into a prime (105274620049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1315932711 + ... + 1315932790.

Almost surely, 2^105274620040 is an apocalyptic number.

105274620040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

105274620040 is an abundant number, since it is smaller than the sum of its proper divisors (131593275140).

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

105274620040 is a wasteful number, since it uses less digits than its factorization.

105274620040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2631865512 (or 2631865508 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

The spelling of 105274620040 in words is "one hundred five billion, two hundred seventy-four million, six hundred twenty thousand, forty".