2051423155124 has 36 divisors (see below), whose sum is σ = 4226426051904. Its totient is φ = 868588798896.

The previous prime is 2051423155087. The next prime is 2051423155153. The reversal of 2051423155124 is 4215513241502.

It is a super-2 number, since 2×2051423155124² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63034604 + ... + 63067139.

It is an arithmetic number, because the mean of its divisors is an integer number (117400723664).

Almost surely, 2^{2051423155124} is an apocalyptic number.

It is an amenable number.

2051423155124 is an abundant number, since it is smaller than the sum of its proper divisors (2175002896780).

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

2051423155124 is a wasteful number, since it uses less digits than its factorization.

2051423155124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126101844 (or 126101835 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 2051423155124 its reverse (4215513241502), we get a palindrome (6266936396626).

The spelling of 2051423155124 in words is "two trillion, fifty-one billion, four hundred twenty-three million, one hundred fifty-five thousand, one hundred twenty-four".