1005651551151 has 24 divisors (see below), whose sum is σ = 1579835458656. Its totient is φ = 612735134400.

The previous prime is 1005651551129. The next prime is 1005651551153. The reversal of 1005651551151 is 1511551565001.

1005651551151 is a `hidden beast` number, since 1 + 0 + 0 + 5 + 6 + 51 + 551 + 1 + 51 = 666.

1005651551151 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1005651551151 - 2⁵ = 1005651551119 is a prime.

It is a super-2 number, since 2×1005651551151² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005651551153) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42539235 + ... + 42562868.

It is an arithmetic number, because the mean of its divisors is an integer number (65826477444).

Almost surely, 2^{1005651551151} is an apocalyptic number.

1005651551151 is a deficient number, since it is larger than the sum of its proper divisors (574183907505).

1005651551151 is a wasteful number, since it uses less digits than its factorization.

1005651551151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85102223 (or 85102220 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 36.

The spelling of 1005651551151 in words is "one trillion, five billion, six hundred fifty-one million, five hundred fifty-one thousand, one hundred fifty-one".