1011051651156 has 24 divisors (see below), whose sum is σ = 2367890491680. Its totient is φ = 335764363872.

The previous prime is 1011051651151. The next prime is 1011051651157. The reversal of 1011051651156 is 6511561501101.

It is a super-2 number, since 2×1011051651156² (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 (1011051651151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156603286 + ... + 156609741.

It is an arithmetic number, because the mean of its divisors is an integer number (98662103820).

Almost surely, 2^{1011051651156} is an apocalyptic number.

It is an amenable number.

1011051651156 is an abundant number, since it is smaller than the sum of its proper divisors (1356838840524).

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

1011051651156 is a wasteful number, since it uses less digits than its factorization.

1011051651156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313213303 (or 313213301 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 33.

The spelling of 1011051651156 in words is "one trillion, eleven billion, fifty-one million, six hundred fifty-one thousand, one hundred fifty-six".