20551415144510 has 8 divisors (see below), whose sum is σ = 36992547260136. Its totient is φ = 8220566057800.

The previous prime is 20551415144509. The next prime is 20551415144531. The reversal of 20551415144510 is 1544151415502.

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, 1027570757216 + ... + 1027570757235.

It is an arithmetic number, because the mean of its divisors is an integer number (4624068407517).

Almost surely, 2^{20551415144510} is an apocalyptic number.

20551415144510 is a deficient number, since it is larger than the sum of its proper divisors (16441132115626).

20551415144510 is a wasteful number, since it uses less digits than its factorization.

20551415144510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2055141514458.

The product of its (nonzero) digits is 80000, while the sum is 38.

The spelling of 20551415144510 in words is "twenty trillion, five hundred fifty-one billion, four hundred fifteen million, one hundred forty-four thousand, five hundred ten".