42777242370 has 64 divisors (see below), whose sum is σ = 116725530240. Its totient is φ = 11141976384.

The previous prime is 42777242363. The next prime is 42777242401. The reversal of 42777242370 is 7324277724.

42777242370 is a `hidden beast` number, since 4 + 277 + 7 + 2 + 4 + 2 + 370 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1830649 + ... + 1853868.

It is an arithmetic number, because the mean of its divisors is an integer number (1823836410).

Almost surely, 2^42777242370 is an apocalyptic number.

42777242370 is an abundant number, since it is smaller than the sum of its proper divisors (73948287870).

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

42777242370 is a wasteful number, since it uses less digits than its factorization.

42777242370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3684576 (or 3684570 counting only the distinct ones).

The product of its (nonzero) digits is 921984, while the sum is 45.

The spelling of 42777242370 in words is "forty-two billion, seven hundred seventy-seven million, two hundred forty-two thousand, three hundred seventy".