51606541070 has 64 divisors (see below), whose sum is σ = 108183254400. Its totient is φ = 17358312960.

The previous prime is 51606541069. The next prime is 51606541081. The reversal of 51606541070 is 7014560615.

51606541070 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 51606541070.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1645496 + ... + 1676564.

It is an arithmetic number, because the mean of its divisors is an integer number (1690363350).

Almost surely, 2^51606541070 is an apocalyptic number.

51606541070 is an abundant number, since it is smaller than the sum of its proper divisors (56576713330).

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

51606541070 is a wasteful number, since it uses less digits than its factorization.

51606541070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31533.

The product of its (nonzero) digits is 25200, while the sum is 35.

The spelling of 51606541070 in words is "fifty-one billion, six hundred six million, five hundred forty-one thousand, seventy".