977941394952 has 32 divisors (see below), whose sum is σ = 2449528190880. Its totient is φ = 325357171200.

The previous prime is 977941394933. The next prime is 977941395007. The reversal of 977941394952 is 259493149779.

977941394952 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×977941394952³ (a number of 37 digits) contains 333 as substring.

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, 38943049 + ... + 38968152.

It is an arithmetic number, because the mean of its divisors is an integer number (76547755965).

Almost surely, 2^977941394952 is an apocalyptic number.

It is an amenable number.

977941394952 is an abundant number, since it is smaller than the sum of its proper divisors (1471586795928).

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

977941394952 is a wasteful number, since it uses less digits than its factorization.

977941394952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77911733 (or 77911729 counting only the distinct ones).

The product of its digits is 154314720, while the sum is 69.

The spelling of 977941394952 in words is "nine hundred seventy-seven billion, nine hundred forty-one million, three hundred ninety-four thousand, nine hundred fifty-two".