472426226407731 has 4 divisors (see below), whose sum is σ = 629901635210312. Its totient is φ = 314950817605152.

The previous prime is 472426226407687. The next prime is 472426226407771. The reversal of 472426226407731 is 137704622624274.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 472426226407731 - 2¹³ = 472426226399539 is a prime.

It is a super-2 number, since 2×472426226407731² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (472426226407771) 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, 78737704401286 + ... + 78737704401291.

It is an arithmetic number, because the mean of its divisors is an integer number (157475408802578).

Almost surely, 2^{472426226407731} is an apocalyptic number.

472426226407731 is a deficient number, since it is larger than the sum of its proper divisors (157475408802581).

472426226407731 is a wasteful number, since it uses less digits than its factorization.

472426226407731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157475408802580.

The product of its (nonzero) digits is 37933056, while the sum is 57.

The spelling of 472426226407731 in words is "four hundred seventy-two trillion, four hundred twenty-six billion, two hundred twenty-six million, four hundred seven thousand, seven hundred thirty-one".