101672776540 has 12 divisors (see below), whose sum is σ = 213512830776. Its totient is φ = 40669110608.

The previous prime is 101672776529. The next prime is 101672776549. The reversal of 101672776540 is 45677276101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101672776549) 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, 2541819394 + ... + 2541819433.

It is an arithmetic number, because the mean of its divisors is an integer number (17792735898).

Almost surely, 2^101672776540 is an apocalyptic number.

101672776540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101672776540 is an abundant number, since it is smaller than the sum of its proper divisors (111840054236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101672776540 is a wasteful number, since it uses less digits than its factorization.

101672776540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5083638836 (or 5083638834 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 46.

The spelling of 101672776540 in words is "one hundred one billion, six hundred seventy-two million, seven hundred seventy-six thousand, five hundred forty".