1556656150 has 24 divisors (see below), whose sum is σ = 3309006960. Its totient is φ = 533710560.

The previous prime is 1556656109. The next prime is 1556656151. The reversal of 1556656150 is 516566551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1556656151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2223445 + ... + 2224144.

It is an arithmetic number, because the mean of its divisors is an integer number (137875290).

Almost surely, 2^1556656150 is an apocalyptic number.

1556656150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1556656150 is an abundant number, since it is smaller than the sum of its proper divisors (1752350810).

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

1556656150 is a wasteful number, since it uses less digits than its factorization.

1556656150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4447608 (or 4447603 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 40.

The square root of 1556656150 is about 39454.4820014153. The cubic root of 1556656150 is about 1158.9487478462.

The spelling of 1556656150 in words is "one billion, five hundred fifty-six million, six hundred fifty-six thousand, one hundred fifty".