146261420222997 has 32 divisors (see below), whose sum is σ = 204183005558400. Its totient is φ = 93049966437120.

The previous prime is 146261420222971. The next prime is 146261420223089. The reversal of 146261420222997 is 799222024162641.

It is not a de Polignac number, because 146261420222997 - 2¹⁵ = 146261420190229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146261420222917) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61200138 + ... + 63545099.

It is an arithmetic number, because the mean of its divisors is an integer number (6380718923700).

Almost surely, 2^{146261420222997} is an apocalyptic number.

It is an amenable number.

146261420222997 is a deficient number, since it is larger than the sum of its proper divisors (57921585335403).

146261420222997 is a wasteful number, since it uses less digits than its factorization.

146261420222997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124745493.

The product of its (nonzero) digits is 10450944, while the sum is 57.

The spelling of 146261420222997 in words is "one hundred forty-six trillion, two hundred sixty-one billion, four hundred twenty million, two hundred twenty-two thousand, nine hundred ninety-seven".