42476797801 has 9 divisors (see below), whose sum is σ = 43496678199. Its totient is φ = 41480309136.

The previous prime is 42476797777. The next prime is 42476797813. The reversal of 42476797801 is 10879767424.

It is a happy number.

The square root of 42476797801 is 206099.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 36697149225 + 5779648576 = 191565^2 + 76024^2 .

It is not a de Polignac number, because 42476797801 - 2¹⁹ = 42476273513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42476798801) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 8859861 + ... + 8864653.

Almost surely, 2^42476797801 is an apocalyptic number.

42476797801 is the 206099-th square number.

42476797801 is the 103050-th centered octagonal number.

It is an amenable number.

42476797801 is a deficient number, since it is larger than the sum of its proper divisors (1019880398).

42476797801 is an frugal number, since it uses more digits than its factorization.

42476797801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9672 (or 4836 counting only the distinct ones).

The product of its (nonzero) digits is 4741632, while the sum is 55.

The spelling of 42476797801 in words is "forty-two billion, four hundred seventy-six million, seven hundred ninety-seven thousand, eight hundred one".