1401573672465 has 16 divisors (see below), whose sum is σ = 2374430692608. Its totient is φ = 703535019776.

The previous prime is 1401573672451. The next prime is 1401573672497. The reversal of 1401573672465 is 5642763751041.

It is not a de Polignac number, because 1401573672465 - 2¹¹ = 1401573670417 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2748183417 + ... + 2748183926.

It is an arithmetic number, because the mean of its divisors is an integer number (148401918288).

Almost surely, 2^{1401573672465} is an apocalyptic number.

1401573672465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1401573672465 is a deficient number, since it is larger than the sum of its proper divisors (972857020143).

1401573672465 is a wasteful number, since it uses less digits than its factorization.

1401573672465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5496367368.

The product of its (nonzero) digits is 4233600, while the sum is 51.

The spelling of 1401573672465 in words is "one trillion, four hundred one billion, five hundred seventy-three million, six hundred seventy-two thousand, four hundred sixty-five".