1406161656051 has 16 divisors (see below), whose sum is σ = 1935845787648. Its totient is φ = 906974424000.

The previous prime is 1406161655999. The next prime is 1406161656083. The reversal of 1406161656051 is 1506561616041.

It is not a de Polignac number, because 1406161656051 - 2¹⁴ = 1406161639667 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1406161655994 and 1406161656012.

It is not an unprimeable number, because it can be changed into a prime (1406161656091) 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, 1514050 + ... + 2259351.

It is an arithmetic number, because the mean of its divisors is an integer number (120990361728).

Almost surely, 2^{1406161656051} is an apocalyptic number.

1406161656051 is a deficient number, since it is larger than the sum of its proper divisors (529684131597).

1406161656051 is a wasteful number, since it uses less digits than its factorization.

1406161656051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3777442.

The product of its (nonzero) digits is 129600, while the sum is 42.

The spelling of 1406161656051 in words is "one trillion, four hundred six billion, one hundred sixty-one million, six hundred fifty-six thousand, fifty-one".