1177400454950 has 24 divisors (see below), whose sum is σ = 2216349972648. Its totient is φ = 465285961280.

The previous prime is 1177400454931. The next prime is 1177400454959. The reversal of 1177400454950 is 594540047711.

It is a junction number, because it is equal to n+sod(n) for n = 1177400454895 and 1177400454904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1177400454959) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 141851327 + ... + 141859626.

It is an arithmetic number, because the mean of its divisors is an integer number (92347915527).

Almost surely, 2^{1177400454950} is an apocalyptic number.

1177400454950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1177400454950 is a deficient number, since it is larger than the sum of its proper divisors (1038949517698).

1177400454950 is a wasteful number, since it uses less digits than its factorization.

1177400454950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283711048 (or 283711043 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 47.

The spelling of 1177400454950 in words is "one trillion, one hundred seventy-seven billion, four hundred million, four hundred fifty-four thousand, nine hundred fifty".