61474389822146 has 32 divisors (see below), whose sum is σ = 106724395266048. Its totient is φ = 26011652176080.

The previous prime is 61474389822143. The next prime is 61474389822149. The reversal of 61474389822146 is 64122898347416.

It is a happy number.

61474389822146 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (61474389822143) and next prime (61474389822149).

It is a super-3 number, since 3×61474389822146³ (a number of 42 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (61474389822143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15598610 + ... + 19138061.

It is an arithmetic number, because the mean of its divisors is an integer number (3335137352064).

Almost surely, 2^{61474389822146} is an apocalyptic number.

61474389822146 is a deficient number, since it is larger than the sum of its proper divisors (45250005443902).

61474389822146 is a wasteful number, since it uses less digits than its factorization.

61474389822146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34738286.

The product of its digits is 111476736, while the sum is 65.

The spelling of 61474389822146 in words is "sixty-one trillion, four hundred seventy-four billion, three hundred eighty-nine million, eight hundred twenty-two thousand, one hundred forty-six".