1516774896 has 280 divisors, whose sum is σ = 5426701280. Its totient is φ = 399748608.

The previous prime is 1516774879. The next prime is 1516774927. The reversal of 1516774896 is 6984776151.

1516774896 is a `hidden beast` number, since 151 + 6 + 7 + 7 + 489 + 6 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 1060710 + ... + 1062138.

It is an arithmetic number, because the mean of its divisors is an integer number (19381076).

Almost surely, 2^1516774896 is an apocalyptic number.

1516774896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1516774896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2713350640).

1516774896 is an abundant number, since it is smaller than the sum of its proper divisors (3909926384).

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

1516774896 is a wasteful number, since it uses less digits than its factorization.

1516774896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1475 (or 1454 counting only the distinct ones).

The product of its digits is 2540160, while the sum is 54.

The square root of 1516774896 is about 38945.7943300686. The cubic root of 1516774896 is about 1148.9656473856.

The spelling of 1516774896 in words is "one billion, five hundred sixteen million, seven hundred seventy-four thousand, eight hundred ninety-six".