1516166140 has 12 divisors (see below), whose sum is σ = 3183948936. Its totient is φ = 606466448.

The previous prime is 1516166137. The next prime is 1516166143. The reversal of 1516166140 is 416616151.

It is an interprime number because it is at equal distance from previous prime (1516166137) and next prime (1516166143).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1516166143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37904134 + ... + 37904173.

It is an arithmetic number, because the mean of its divisors is an integer number (265329078).

Almost surely, 2^1516166140 is an apocalyptic number.

1516166140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1516166140 is an abundant number, since it is smaller than the sum of its proper divisors (1667782796).

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

1516166140 is a wasteful number, since it uses less digits than its factorization.

1516166140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75808316 (or 75808314 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 1516166140 is about 38937.9781190549. The cubic root of 1516166140 is about 1148.8119147679.

The spelling of 1516166140 in words is "one billion, five hundred sixteen million, one hundred sixty-six thousand, one hundred forty".