1155061265370 has 32 divisors (see below), whose sum is σ = 2772175304448. Its totient is φ = 308013196608.

The previous prime is 1155061265353. The next prime is 1155061265377. The reversal of 1155061265370 is 735621605511.

It is a super-2 number, since 2×1155061265370² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1155061265377) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5617212 + ... + 5819208.

It is an arithmetic number, because the mean of its divisors is an integer number (86630478264).

Almost surely, 2^{1155061265370} is an apocalyptic number.

1155061265370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1155061265370 is an abundant number, since it is smaller than the sum of its proper divisors (1617114039078).

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

1155061265370 is a wasteful number, since it uses less digits than its factorization.

1155061265370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392614.

The product of its (nonzero) digits is 189000, while the sum is 42.

The spelling of 1155061265370 in words is "one trillion, one hundred fifty-five billion, sixty-one million, two hundred sixty-five thousand, three hundred seventy".