406740737070 has 96 divisors (see below), whose sum is σ = 1120182006528. Its totient is φ = 102043044864.

The previous prime is 406740737059. The next prime is 406740737071. The reversal of 406740737070 is 70737047604.

406740737070 is a `hidden beast` number, since 406 + 7 + 40 + 73 + 70 + 70 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406740737071) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3860227 + ... + 3964193.

It is an arithmetic number, because the mean of its divisors is an integer number (11668562568).

Almost surely, 2^406740737070 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 406740737070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (560091003264).

406740737070 is an abundant number, since it is smaller than the sum of its proper divisors (713441269458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

406740737070 is a wasteful number, since it uses less digits than its factorization.

406740737070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106554 (or 106551 counting only the distinct ones).

The product of its (nonzero) digits is 691488, while the sum is 45.

The spelling of 406740737070 in words is "four hundred six billion, seven hundred forty million, seven hundred thirty-seven thousand, seventy".