612948387051 has 256 divisors, whose sum is σ = 1262009548800. Its totient is φ = 283733798400.

The previous prime is 612948387047. The next prime is 612948387053. The reversal of 612948387051 is 150783849216.

612948387051 is a `hidden beast` number, since 61 + 29 + 483 + 87 + 0 + 5 + 1 = 666.

612948387051 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 612948387051 - 2² = 612948387047 is a prime.

It is not an unprimeable number, because it can be changed into a prime (612948387053) by changing a digit.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 130997530 + ... + 131002208.

It is an arithmetic number, because the mean of its divisors is an integer number (4929724800).

It is a 1-persistent number, because it is pandigital, but 2⋅612948387051 = 1225896774102 is not.

Almost surely, 2^612948387051 is an apocalyptic number.

612948387051 is an abundant number, since it is smaller than the sum of its proper divisors (649061161749).

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

612948387051 is a wasteful number, since it uses less digits than its factorization.

612948387051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4887 (or 4881 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 54.

It can be divided in two parts, 612948 and 387051, that added together give a palindrome (999999).

The spelling of 612948387051 in words is "six hundred twelve billion, nine hundred forty-eight million, three hundred eighty-seven thousand, fifty-one".