1924340486436 has 81 divisors (see below), whose sum is σ = 5051727087771. Its totient is φ = 641371919688.

The previous prime is 1924340486423. The next prime is 1924340486441. The reversal of 1924340486436 is 6346840434291.

The square root of 1924340486436 is 1387206.

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

1924340486436 is a `hidden beast` number, since 1 + 92 + 4 + 3 + 40 + 4 + 86 + 436 = 666.

It is a tau number, because it is divible by the number of its divisors (81).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 224723091 + ... + 224731653.

Almost surely, 2^{1924340486436} is an apocalyptic number.

1924340486436 is the 1387206-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1924340486436

1924340486436 is an abundant number, since it is smaller than the sum of its proper divisors (3127386601335).

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

1924340486436 is an frugal number, since it uses more digits than its factorization.

1924340486436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17154 (or 8568 counting only the distinct ones).

The product of its (nonzero) digits is 11943936, while the sum is 54.

The spelling of 1924340486436 in words is "one trillion, nine hundred twenty-four billion, three hundred forty million, four hundred eighty-six thousand, four hundred thirty-six".