2151487535841 has 12 divisors (see below), whose sum is σ = 3551661964032. Its totient is φ = 1229421449016.

The previous prime is 2151487535837. The next prime is 2151487535863. The reversal of 2151487535841 is 1485357841512.

2151487535841 is a `hidden beast` number, since 2 + 1 + 5 + 1 + 4 + 8 + 7 + 53 + 584 + 1 = 666.

It is not a de Polignac number, because 2151487535841 - 2² = 2151487535837 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2151487535441) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17075297841 + ... + 17075297966.

It is an arithmetic number, because the mean of its divisors is an integer number (295971830336).

Almost surely, 2^{2151487535841} is an apocalyptic number.

2151487535841 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2151487535841 is a deficient number, since it is larger than the sum of its proper divisors (1400174428191).

2151487535841 is a wasteful number, since it uses less digits than its factorization.

2151487535841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34150595820 (or 34150595817 counting only the distinct ones).

The product of its digits is 5376000, while the sum is 54.

The spelling of 2151487535841 in words is "two trillion, one hundred fifty-one billion, four hundred eighty-seven million, five hundred thirty-five thousand, eight hundred forty-one".