145077850 has 24 divisors (see below), whose sum is σ = 273652128. Its totient is φ = 57212400.

The previous prime is 145077841. The next prime is 145077871. The reversal of 145077850 is 58770541.

145077850 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16884 + ... + 23983.

It is an arithmetic number, because the mean of its divisors is an integer number (11402172).

Almost surely, 2^145077850 is an apocalyptic number.

145077850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145077850 is a deficient number, since it is larger than the sum of its proper divisors (128574278).

145077850 is a wasteful number, since it uses less digits than its factorization.

145077850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40950 (or 40945 counting only the distinct ones).

The product of its (nonzero) digits is 39200, while the sum is 37.

The square root of 145077850 is about 12044.8266903264. The cubic root of 145077850 is about 525.4527915349.

The spelling of 145077850 in words is "one hundred forty-five million, seventy-seven thousand, eight hundred fifty".