6151055640 has 32 divisors (see below), whose sum is σ = 18453167280. Its totient is φ = 1640281472.

The previous prime is 6151055633. The next prime is 6151055663. The reversal of 6151055640 is 465501516.

It is a congruent number.

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, 25629279 + ... + 25629518.

Almost surely, 2^6151055640 is an apocalyptic number.

6151055640 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6151055640 is an abundant number, since it is smaller than the sum of its proper divisors (12302111640).

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

6151055640 is a wasteful number, since it uses less digits than its factorization.

6151055640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51258811 (or 51258807 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 33.

The square root of 6151055640 is about 78428.6659328080. The cubic root of 6151055640 is about 1832.2436215809.

The spelling of 6151055640 in words is "six billion, one hundred fifty-one million, fifty-five thousand, six hundred forty".