606665156007 has 32 divisors (see below), whose sum is σ = 867382214400. Its totient is φ = 376034427648.

The previous prime is 606665155963. The next prime is 606665156021. The reversal of 606665156007 is 700651566606.

It is a happy number.

It is not a de Polignac number, because 606665156007 - 2²³ = 606656767399 is a prime.

It is a super-2 number, since 2×606665156007² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606665156077) 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, 732043 + ... + 1322579.

It is an arithmetic number, because the mean of its divisors is an integer number (27105694200).

Almost surely, 2^606665156007 is an apocalyptic number.

606665156007 is a gapful number since it is divisible by the number (67) formed by its first and last digit.

606665156007 is a deficient number, since it is larger than the sum of its proper divisors (260717058393).

606665156007 is a wasteful number, since it uses less digits than its factorization.

606665156007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590895.

The product of its (nonzero) digits is 1360800, while the sum is 48.

The spelling of 606665156007 in words is "six hundred six billion, six hundred sixty-five million, one hundred fifty-six thousand, seven".