2451551312 has 20 divisors (see below), whose sum is σ = 5428435296. Its totient is φ = 1050664800.

The previous prime is 2451551299. The next prime is 2451551339. The reversal of 2451551312 is 2131551542.

It is a super-3 number, since 3×2451551312³ (a number of 29 digits) contains 333 as substring.

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, 10944314 + ... + 10944537.

Almost surely, 2^2451551312 is an apocalyptic number.

It is an amenable number.

2451551312 is an abundant number, since it is smaller than the sum of its proper divisors (2976883984).

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

2451551312 is a wasteful number, since it uses less digits than its factorization.

2451551312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21888866 (or 21888860 counting only the distinct ones).

The product of its digits is 6000, while the sum is 29.

The square root of 2451551312 is about 49513.1428208713. The cubic root of 2451551312 is about 1348.3842236395.

The spelling of 2451551312 in words is "two billion, four hundred fifty-one million, five hundred fifty-one thousand, three hundred twelve".