2151150646 has 8 divisors (see below), whose sum is σ = 3226923000. Its totient is φ = 1075509648.

The previous prime is 2151150629. The next prime is 2151150671. The reversal of 2151150646 is 6460511512.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45105 + ... + 79603.

It is an arithmetic number, because the mean of its divisors is an integer number (403365375).

Almost surely, 2^2151150646 is an apocalyptic number.

2151150646 is a deficient number, since it is larger than the sum of its proper divisors (1075772354).

2151150646 is a wasteful number, since it uses less digits than its factorization.

2151150646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65678.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 2151150646 is about 46380.4985527323. The cubic root of 2151150646 is about 1290.8930870657.

The spelling of 2151150646 in words is "two billion, one hundred fifty-one million, one hundred fifty thousand, six hundred forty-six".