42247941156 has 18 divisors (see below), whose sum is σ = 106793406902. Its totient is φ = 14082647040.

The previous prime is 42247941133. The next prime is 42247941167. The reversal of 42247941156 is 65114974224.

42247941156 is a `hidden beast` number, since 4 + 22 + 479 + 4 + 1 + 156 = 666.

It can be written as a sum of positive squares in only one way, i.e., 36267393600 + 5980547556 = 190440^2 + 77334^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 586776925 + ... + 586776996.

Almost surely, 2^42247941156 is an apocalyptic number.

It is an amenable number.

42247941156 is an abundant number, since it is smaller than the sum of its proper divisors (64545465746).

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

42247941156 is a wasteful number, since it uses less digits than its factorization.

42247941156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1173553931 (or 1173553926 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The spelling of 42247941156 in words is "forty-two billion, two hundred forty-seven million, nine hundred forty-one thousand, one hundred fifty-six".