1672600621772 has 24 divisors (see below), whose sum is σ = 3078363918336. Its totient is φ = 793640686608.

The previous prime is 1672600621759. The next prime is 1672600621799. The reversal of 1672600621772 is 2771260062761.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71564858 + ... + 71588225.

It is an arithmetic number, because the mean of its divisors is an integer number (128265163264).

Almost surely, 2^{1672600621772} is an apocalyptic number.

It is an amenable number.

1672600621772 is a deficient number, since it is larger than the sum of its proper divisors (1405763296564).

1672600621772 is a wasteful number, since it uses less digits than its factorization.

1672600621772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143153237 (or 143153235 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 47.

The spelling of 1672600621772 in words is "one trillion, six hundred seventy-two billion, six hundred million, six hundred twenty-one thousand, seven hundred seventy-two".