335412426401661 has 16 divisors (see below), whose sum is σ = 511192665206784. Its totient is φ = 191631237863664.

The previous prime is 335412426401641. The next prime is 335412426401671. The reversal of 335412426401661 is 166104624214533.

It is not a de Polignac number, because 335412426401661 - 2³⁰ = 335411352659837 is a prime.

It is a super-2 number, since 2×335412426401661² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 335412426401661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (335412426401641) 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, 1375116585 + ... + 1375360478.

It is an arithmetic number, because the mean of its divisors is an integer number (31949541575424).

Almost surely, 2^{335412426401661} is an apocalyptic number.

It is an amenable number.

335412426401661 is a deficient number, since it is larger than the sum of its proper divisors (175780238805123).

335412426401661 is a wasteful number, since it uses less digits than its factorization.

335412426401661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2750482880.

The product of its (nonzero) digits is 2488320, while the sum is 48.

The spelling of 335412426401661 in words is "three hundred thirty-five trillion, four hundred twelve billion, four hundred twenty-six million, four hundred one thousand, six hundred sixty-one".