42724542003 has 32 divisors (see below), whose sum is σ = 67039564032. Its totient is φ = 23860982400.

The previous prime is 42724541971. The next prime is 42724542011. The reversal of 42724542003 is 30024542724.

42724542003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42724542003 - 2⁵ = 42724541971 is a prime.

It is a super-2 number, since 2×42724542003² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (42724542053) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 166993 + ... + 336653.

It is an arithmetic number, because the mean of its divisors is an integer number (2094986376).

Almost surely, 2^42724542003 is an apocalyptic number.

42724542003 is a deficient number, since it is larger than the sum of its proper divisors (24315022029).

42724542003 is a wasteful number, since it uses less digits than its factorization.

42724542003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170275.

The product of its (nonzero) digits is 53760, while the sum is 33.

The spelling of 42724542003 in words is "forty-two billion, seven hundred twenty-four million, five hundred forty-two thousand, three".