1672655515426 has 64 divisors (see below), whose sum is σ = 3040789248000. Its totient is φ = 674773102080.

The previous prime is 1672655515423. The next prime is 1672655515429. The reversal of 1672655515426 is 6245155562761.

It is an interprime number because it is at equal distance from previous prime (1672655515423) and next prime (1672655515429).

It is a super-2 number, since 2×1672655515426² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1672655515423) 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, 23918680 + ... + 23988508.

It is an arithmetic number, because the mean of its divisors is an integer number (47512332000).

Almost surely, 2^{1672655515426} is an apocalyptic number.

1672655515426 is a deficient number, since it is larger than the sum of its proper divisors (1368133732574).

1672655515426 is a wasteful number, since it uses less digits than its factorization.

1672655515426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71347.

The product of its digits is 15120000, while the sum is 55.

The spelling of 1672655515426 in words is "one trillion, six hundred seventy-two billion, six hundred fifty-five million, five hundred fifteen thousand, four hundred twenty-six".