1400016356123 has 32 divisors (see below), whose sum is σ = 1758441484800. Its totient is φ = 1082828194560.

The previous prime is 1400016356069. The next prime is 1400016356131. The reversal of 1400016356123 is 3216536100041.

It is not a de Polignac number, because 1400016356123 - 2¹² = 1400016352027 is a prime.

It is a super-2 number, since 2×1400016356123² (a number of 25 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 1400016356123.

It is not an unprimeable number, because it can be changed into a prime (1400016356143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16329215 + ... + 16414727.

It is an arithmetic number, because the mean of its divisors is an integer number (54951296400).

Almost surely, 2^{1400016356123} is an apocalyptic number.

1400016356123 is a deficient number, since it is larger than the sum of its proper divisors (358425128677).

1400016356123 is a wasteful number, since it uses less digits than its factorization.

1400016356123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87107.

The product of its (nonzero) digits is 12960, while the sum is 32.

The spelling of 1400016356123 in words is "one trillion, four hundred billion, sixteen million, three hundred fifty-six thousand, one hundred twenty-three".