61476605255670 has 512 divisors, whose sum is σ = 175829070643200. Its totient is φ = 13590734169600.

The previous prime is 61476605255669. The next prime is 61476605255671. The reversal of 61476605255670 is 7655250667416.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (61476605255669) and next prime (61476605255671).

It is a super-2 number, since 2×61476605255670² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61476605255671) 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, 34402128517 + ... + 34402130303.

It is an arithmetic number, because the mean of its divisors is an integer number (343416153600).

Almost surely, 2^{61476605255670} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 61476605255670, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87914535321600).

61476605255670 is an abundant number, since it is smaller than the sum of its proper divisors (114352465387530).

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

61476605255670 is a wasteful number, since it uses less digits than its factorization.

61476605255670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2704.

The product of its (nonzero) digits is 63504000, while the sum is 60.

The spelling of 61476605255670 in words is "sixty-one trillion, four hundred seventy-six billion, six hundred five million, two hundred fifty-five thousand, six hundred seventy".