1651412472 has 32 divisors (see below), whose sum is σ = 4151606400. Its totient is φ = 547394144.

The previous prime is 1651412467. The next prime is 1651412479. The reversal of 1651412472 is 2742141561.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1651412479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187908 + ... + 196499.

It is an arithmetic number, because the mean of its divisors is an integer number (129737700).

Almost surely, 2^1651412472 is an apocalyptic number.

1651412472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1651412472 is an abundant number, since it is smaller than the sum of its proper divisors (2500193928).

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

1651412472 is a wasteful number, since it uses less digits than its factorization.

1651412472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384595 (or 384591 counting only the distinct ones).

The product of its digits is 13440, while the sum is 33.

The square root of 1651412472 is about 40637.5746323523. The cubic root of 1651412472 is about 1182.0028401133.

The spelling of 1651412472 in words is "one billion, six hundred fifty-one million, four hundred twelve thousand, four hundred seventy-two".