35125143053421 has 32 divisors (see below), whose sum is σ = 49530420688896. Its totient is φ = 22111793856000.

The previous prime is 35125143053323. The next prime is 35125143053437. The reversal of 35125143053421 is 12435034152153.

It is not a de Polignac number, because 35125143053421 - 2¹⁷ = 35125142922349 is a prime.

It is a super-5 number, since 5×35125143053421⁵ (a number of 69 digits) contains 55555 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 35125143053421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35125143053461) 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, 19335250 + ... + 21073731.

It is an arithmetic number, because the mean of its divisors is an integer number (1547825646528).

Almost surely, 2^{35125143053421} is an apocalyptic number.

It is an amenable number.

35125143053421 is a deficient number, since it is larger than the sum of its proper divisors (14405277635475).

35125143053421 is a wasteful number, since it uses less digits than its factorization.

35125143053421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40409253.

The product of its (nonzero) digits is 216000, while the sum is 39.

The spelling of 35125143053421 in words is "thirty-five trillion, one hundred twenty-five billion, one hundred forty-three million, fifty-three thousand, four hundred twenty-one".