1506660156 has 96 divisors (see below), whose sum is σ = 4186183680. Its totient is φ = 466935552.

The previous prime is 1506660121. The next prime is 1506660191. The reversal of 1506660156 is 6510666051.

It is an interprime number because it is at equal distance from previous prime (1506660121) and next prime (1506660191).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1506660156.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 147445 + ... + 157331.

It is an arithmetic number, because the mean of its divisors is an integer number (43606080).

Almost surely, 2^1506660156 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1506660156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2093091840).

1506660156 is an abundant number, since it is smaller than the sum of its proper divisors (2679523524).

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

1506660156 is a wasteful number, since it uses less digits than its factorization.

1506660156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10000 (or 9992 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 1506660156 is about 38815.7204750859. The cubic root of 1506660156 is about 1146.4059579833.

The spelling of 1506660156 in words is "one billion, five hundred six million, six hundred sixty thousand, one hundred fifty-six".