1506610106401 has 4 divisors (see below), whose sum is σ = 1543356694404. Its totient is φ = 1469863518400.

The previous prime is 1506610106369. The next prime is 1506610106437. The reversal of 1506610106401 is 1046010166051.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 242955339025 + 1263654767376 = 492905^2 + 1124124^2 .

It is a cyclic number.

It is not a de Polignac number, because 1506610106401 - 2⁵ = 1506610106369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1506610106501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18373293940 + ... + 18373294021.

It is an arithmetic number, because the mean of its divisors is an integer number (385839173601).

Almost surely, 2^{1506610106401} is an apocalyptic number.

It is an amenable number.

1506610106401 is a deficient number, since it is larger than the sum of its proper divisors (36746588003).

1506610106401 is an equidigital number, since it uses as much as digits as its factorization.

1506610106401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36746588002.

The product of its (nonzero) digits is 4320, while the sum is 31.

The spelling of 1506610106401 in words is "one trillion, five hundred six billion, six hundred ten million, one hundred six thousand, four hundred one".