511010605490 has 128 divisors (see below), whose sum is σ = 1151947726848. Its totient is φ = 158561038080.

The previous prime is 511010605487. The next prime is 511010605507. The reversal of 511010605490 is 94506010115.

It is a super-2 number, since 2×511010605490² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 207137237 + ... + 207139703.

It is an arithmetic number, because the mean of its divisors is an integer number (8999591616).

Almost surely, 2^511010605490 is an apocalyptic number.

511010605490 is an abundant number, since it is smaller than the sum of its proper divisors (640937121358).

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

511010605490 is a wasteful number, since it uses less digits than its factorization.

511010605490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3592.

The product of its (nonzero) digits is 5400, while the sum is 32.

The spelling of 511010605490 in words is "five hundred eleven billion, ten million, six hundred five thousand, four hundred ninety".