42402770201 has 4 divisors (see below), whose sum is σ = 46257567504. Its totient is φ = 38547972900.

The previous prime is 42402770171. The next prime is 42402770227. The reversal of 42402770201 is 10207720424.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42402770201 - 2²² = 42398575897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42402779201) 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, 1927398635 + ... + 1927398656.

It is an arithmetic number, because the mean of its divisors is an integer number (11564391876).

Almost surely, 2^42402770201 is an apocalyptic number.

It is an amenable number.

42402770201 is a deficient number, since it is larger than the sum of its proper divisors (3854797303).

42402770201 is a wasteful number, since it uses less digits than its factorization.

42402770201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3854797302.

The product of its (nonzero) digits is 6272, while the sum is 29.

The spelling of 42402770201 in words is "forty-two billion, four hundred two million, seven hundred seventy thousand, two hundred one".