66541096 has 32 divisors (see below), whose sum is σ = 130890240. Its totient is φ = 31675968.

The previous prime is 66541087. The next prime is 66541103. The reversal of 66541096 is 69014566.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11521 + ... + 16303.

It is an arithmetic number, because the mean of its divisors is an integer number (4090320).

Almost surely, 2^66541096 is an apocalyptic number.

It is an amenable number.

66541096 is a deficient number, since it is larger than the sum of its proper divisors (64349144).

66541096 is a wasteful number, since it uses less digits than its factorization.

66541096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4873 (or 4869 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 66541096 is about 8157.2725834068. The cubic root of 66541096 is about 405.2253909774.

It can be divided in two parts, 6654 and 1096, that added together give a triangular number (7750 = T₁₂₄).

The spelling of 66541096 in words is "sixty-six million, five hundred forty-one thousand, ninety-six".