1506041656 has 96 divisors (see below), whose sum is σ = 3444733440. Its totient is φ = 616115808.

The previous prime is 1506041651. The next prime is 1506041657. The reversal of 1506041656 is 6561406051.

It is a happy number.

It is a super-2 number, since 2×1506041656² = 4536322939214444672, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1506041651) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3092245 + ... + 3092731.

It is an arithmetic number, because the mean of its divisors is an integer number (35882640).

Almost surely, 2^1506041656 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 1506041656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1722366720).

1506041656 is an abundant number, since it is smaller than the sum of its proper divisors (1938691784).

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

1506041656 is an frugal number, since it uses more digits than its factorization.

1506041656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551 (or 519 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 1506041656 is about 38807.7525244635. The cubic root of 1506041656 is about 1146.2490659045.

The spelling of 1506041656 in words is "one billion, five hundred six million, forty-one thousand, six hundred fifty-six".