10777812842972 has 48 divisors (see below), whose sum is σ = 21867276963840. Its totient is φ = 4552723972800.

The previous prime is 10777812842959. The next prime is 10777812842981. The reversal of 10777812842972 is 27924821877701.

It is a super-2 number, since 2×10777812842972² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10777812842899 and 10777812842908.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8661554 + ... + 9827417.

It is an arithmetic number, because the mean of its divisors is an integer number (455568270080).

Almost surely, 2^{10777812842972} is an apocalyptic number.

It is an amenable number.

10777812842972 is an abundant number, since it is smaller than the sum of its proper divisors (11089464120868).

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

10777812842972 is a wasteful number, since it uses less digits than its factorization.

10777812842972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18489282 (or 18489280 counting only the distinct ones).

The product of its (nonzero) digits is 44255232, while the sum is 65.

The spelling of 10777812842972 in words is "ten trillion, seven hundred seventy-seven billion, eight hundred twelve million, eight hundred forty-two thousand, nine hundred seventy-two".