62531260820 has 72 divisors (see below), whose sum is σ = 161740564776. Its totient is φ = 20178149376.

The previous prime is 62531260819. The next prime is 62531260853. The reversal of 62531260820 is 2806213526.

62531260820 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1866585616 + 60664675204 = 43204^2 + 246302^2 .

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1860029 + ... + 1893348.

It is an arithmetic number, because the mean of its divisors is an integer number (2246396733).

Almost surely, 2^62531260820 is an apocalyptic number.

It is an amenable number.

62531260820 is an abundant number, since it is smaller than the sum of its proper divisors (99209303956).

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

62531260820 is a wasteful number, since it uses less digits than its factorization.

62531260820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3753417 (or 3753408 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The spelling of 62531260820 in words is "sixty-two billion, five hundred thirty-one million, two hundred sixty thousand, eight hundred twenty".