1401416021253 has 32 divisors (see below), whose sum is σ = 1905448652800. Its totient is φ = 916000488000.

The previous prime is 1401416021249. The next prime is 1401416021261. The reversal of 1401416021253 is 3521206141041.

It is not a de Polignac number, because 1401416021253 - 2² = 1401416021249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1401416021253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401416021953) 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, 126716238 + ... + 126727296.

It is an arithmetic number, because the mean of its divisors is an integer number (59545270400).

Almost surely, 2^{1401416021253} is an apocalyptic number.

It is an amenable number.

1401416021253 is a deficient number, since it is larger than the sum of its proper divisors (504032631547).

1401416021253 is a wasteful number, since it uses less digits than its factorization.

1401416021253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14833.

The product of its (nonzero) digits is 5760, while the sum is 30.

The spelling of 1401416021253 in words is "one trillion, four hundred one billion, four hundred sixteen million, twenty-one thousand, two hundred fifty-three".