402724731471 has 8 divisors (see below), whose sum is σ = 537444466560. Its totient is φ = 268244075352.

The previous prime is 402724731427. The next prime is 402724731473. The reversal of 402724731471 is 174137427204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 402724731471 - 2⁶ = 402724731407 is a prime.

It is a super-3 number, since 3×402724731471³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402724731473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59765811 + ... + 59772548.

It is an arithmetic number, because the mean of its divisors is an integer number (67180558320).

Almost surely, 2^402724731471 is an apocalyptic number.

402724731471 is a deficient number, since it is larger than the sum of its proper divisors (134719735089).

402724731471 is a wasteful number, since it uses less digits than its factorization.

402724731471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119539485.

The product of its (nonzero) digits is 263424, while the sum is 42.

The spelling of 402724731471 in words is "four hundred two billion, seven hundred twenty-four million, seven hundred thirty-one thousand, four hundred seventy-one".