42050561055075 has 60 divisors (see below), whose sum is σ = 77897637895528. Its totient is φ = 22425393024000.

The previous prime is 42050561055073. The next prime is 42050561055127. The reversal of 42050561055075 is 57055016505024.

42050561055075 is a `hidden beast` number, since 4 + 20 + 5 + 0 + 5 + 6 + 1 + 0 + 550 + 75 = 666.

It is not a de Polignac number, because 42050561055075 - 2¹ = 42050561055073 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42050561055075.

It is not an unprimeable number, because it can be changed into a prime (42050561055073) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 28441044 + ... + 29883006.

Almost surely, 2^{42050561055075} is an apocalyptic number.

42050561055075 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

42050561055075 is a deficient number, since it is larger than the sum of its proper divisors (35847076840453).

42050561055075 is a wasteful number, since it uses less digits than its factorization.

42050561055075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1456386 (or 1456372 counting only the distinct ones).

The product of its (nonzero) digits is 1050000, while the sum is 45.

The spelling of 42050561055075 in words is "forty-two trillion, fifty billion, five hundred sixty-one million, fifty-five thousand, seventy-five".