499407929344 has 45 divisors (see below), whose sum is σ = 998966316621. Its totient is φ = 249658736640.

The previous prime is 499407929327. The next prime is 499407929347. The reversal of 499407929344 is 443929704994.

The square root of 499407929344 is 706688.

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., 140559007744 + 358848921600 = 374912^2 + 599040^2 .

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (499407929347) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 90453304 + ... + 90458824.

Almost surely, 2^499407929344 is an apocalyptic number.

499407929344 is the 706688-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 499407929344

499407929344 is an abundant number, since it is smaller than the sum of its proper divisors (499558387277).

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

499407929344 is an frugal number, since it uses more digits than its factorization.

499407929344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11070 (or 5523 counting only the distinct ones).

The product of its (nonzero) digits is 70543872, while the sum is 64.

Multiplying 499407929344 by its sum of digits (64), we get a square (31962107478016 = 5653504²).

499407929344 divided by its sum of digits (64) gives a square (7803248896 = 88336²).

The spelling of 499407929344 in words is "four hundred ninety-nine billion, four hundred seven million, nine hundred twenty-nine thousand, three hundred forty-four".