61526427137675 has 48 divisors (see below), whose sum is σ = 77171764461792. Its totient is φ = 48655304294400.

The previous prime is 61526427137639. The next prime is 61526427137723. The reversal of 61526427137675 is 57673172462516.

It is not a de Polignac number, because 61526427137675 - 2¹⁶ = 61526427072139 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13211598947 + ... + 13211603603.

It is an arithmetic number, because the mean of its divisors is an integer number (1607745092954).

Almost surely, 2^{61526427137675} is an apocalyptic number.

61526427137675 is a deficient number, since it is larger than the sum of its proper divisors (15645337324117).

61526427137675 is a wasteful number, since it uses less digits than its factorization.

61526427137675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10128 (or 10123 counting only the distinct ones).

The product of its digits is 88905600, while the sum is 62.

The spelling of 61526427137675 in words is "sixty-one trillion, five hundred twenty-six billion, four hundred twenty-seven million, one hundred thirty-seven thousand, six hundred seventy-five".